Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Ratio of gross portfolio debt liabilities to GDP. Debt liabilities cover (1) bonds, debentures, notes, etc., and (2) money market or negotiable debt instruments. Raw data are from the electronic version of the IMF's International Financial Statistics. IFS line 79AEDZF / GDP. Local currency GDP is from IFS (line 99B..ZF or, if not available, line 99B.CZF). Missing observations are imputed by using GDP growth rates from World Development Indicators, instead of substituting the levels. This approach ensures a smoother GDP series. (International Monetary Fund, International Financial Statistics) Source Code: GFDD.DM.10

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12A (international debt amount: all issuers) / GDP. End of year data (i.e. December data) are considered for debt securities. The figures are deflated using the following methodology: {(0.5)*[Ft/P_et + Ft-1/P_et-1]}/[GDPt/P_at] where F is the level international public debt, P_e is end-of period CPI, and P_a is average annual CPI. GDP is from World Development Indicators. End-of period CPI is taken from IFS line PCPI month of December (or if not available Q4). Average annual CPI is constructed from the monthly CPI figure taken from IFS line PCPI. Source Code: GFDD.DM.07

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of public international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Table 12D (international debt amount): governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.06

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. Amount of private international debt securities (amounts outstanding), as a share of GDP. It covers long-term bonds and notes and money market instruments placed on international markets. (Table 12A (international debt amount: all issuers) - Table 12D (international debt amount: governments)) / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.05

Total amount of domestic private debt securities (amounts outstanding) issued in domestic markets as a share of GDP. It covers data on long-term bonds and notes, commercial paper and other short-term notes. Total amount of domestic private debt securities (amounts outstanding) issued in domestic markets as a share of GDP. It covers data on long-term bonds and notes, commercial paper and other short-term notes. Table 16A (domestic debt amount): all issuers minus governments / GDP. End of year data (i.e. December data) are considered for debt securities. GDP is from World Development Indicators. (Bank for International Settlements) Source Code: GFDD.DM.03

Source ID: FL010000336.Q For more information about the Flow of Funds tables, see the Financial Accounts Guide (https://www.federalreserve.gov/apps/fof/Default.aspx). With each quarterly release, the source may make major data and structural revisions to the series and tables. These changes are available in the Release Highlights (https://www.federalreserve.gov/apps/fof/FOFHighlight.aspx). In the Financial Accounts, the source identifies each series by a string of patterned letters and numbers. For a detailed description, including how this series is constructed, see the series analyzer (https://www.federalreserve.gov/apps/fof/SeriesAnalyzer.aspx?s=FL010000336&t=) provided by the source.

View the ratio of federal debt to the economic output of the U.S., which can indicate economic health and the sustainability of government borrowing.

Federal Debt Held by the Public as Percent of Gross Domestic Product (FYGFGDQ188S) (https://fred.stlouisfed.org/series/FYGFGDQ188S) was first constructed by the Federal Reserve Bank of St. Louis in October 2012. It is calculated using Federal Debt Held by the Public (FYGFDPUN) (https://fred.stlouisfed.org/series/FYGFDPUN) and Gross Domestic Product, 1 Decimal (GDP) (https://fred.stlouisfed.org/series/GDP): FYGFGDQ188S = ((FYGFDPUN/1000)/GDP)*100 FYGFDPUN/1000 transforms FYGFDPUN from millions of dollars to billions of dollars.

Federal Debt Held by Foreign & International Investors as Percent of Gross Domestic Product (HBFIGDQ188S) (https://fred.stlouisfed.org/series/HBFIGDQ188S) was first constructed by the Federal Reserve Bank of St. Louis in October 2012. It is calculated using Federal Debt Held by Foreign & International Investors (FDHBFIN) (https://fred.stlouisfed.org/series/FDHBFIN) and Gross Domestic Product, 1 Decimal (GDP) (https://fred.stlouisfed.org/series/GDP): (FDHBFIN/GDP)*100

Federal Debt Held by Federal Reserve Banks as Percent of Gross Domestic Product (HBFRGDQ188S) (https://fred.stlouisfed.org/series/HBFRGDQ188S) was first constructed by the Federal Reserve Bank of St. Louis in October 2012. It is calculated using Federal Debt Held by Federal Reserve Banks (FDHBFRBN) (https://fred.stlouisfed.org/series/FDHBFRBN) and Gross Domestic Product, 1 Decimal (GDP) (https://fred.stlouisfed.org/series/GDP): HBFRGDQ188S = (FDHBFRBN/GDP)*100

Federal Debt Held by Private Investors as Percent of Gross Domestic Product (HBPIGDQ188S) (https://fred.stlouisfed.org/series/HBPIGDQ188S) was first constructed by the Federal Reserve Bank of St. Louis in October 2012. It is calculated using Federal Debt Held by Private Investors (FDHBPIN) (https://fred.stlouisfed.org/series/FDHBPIN) and Gross Domestic Product, 1 Decimal (GDP) (https://fred.stlouisfed.org/series/GDP): HBPIGDQ188S = (FDHBPIN/GDP)*100

Federal Debt Held by Agencies & Trusts as Percent of Gross Domestic Product (HBATGDQ188S) (https://fred.stlouisfed.org/series/HBATGDQ188S) was first constructed by the Federal Reserve Bank of St. Louis in October 2012. It is calculated using Federal Debt Held by Agencies & Trusts (FDHBATN) (https://fred.stlouisfed.org/series/FDHBATN) and Gross Domestic Product, 1 Decimal (GDP) (https://fred.stlouisfed.org/series/GDP): HBATGDQ188S = ((FDHBATN/1000)/GDP)*100 FDHBATN/1000 transforms FDHBATN from millions of dollars to billions of dollars.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

View the ratio of debt incurred by resident households of the U.S. economy as a percentage of economic output.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.

The data for household debt comprise debt incurred by resident households of the economy only. This FSI measures the overall level of household indebtedness (commonly related to consumer loans and mortgages) as a share of GDP. Copyright © 2016, International Monetary Fund. Reprinted with permission. Complete terms of use and contact details are available at http://www.imf.org/external/terms.htm.