Title: Exchange Rate (market+estimated) for Sao Tome and Principe Series ID: XRNCUSSTA618NRUG Source: University of Groningen, University of California, Davis Release: Penn World Table 10.01 Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: National Currency Units per US Dollar Date Range: 1970-01-01 to 2019-01-01 Last Updated: 2021-01-21 1:30 PM CST Notes: Source ID: xr When using these data in your research, please make the following reference: Feenstra, Robert C., Robert Inklaar and Marcel P. Timmer (2015), "The Next Generation of the Penn World Table" American Economic Review, 105(10), 3150-3182, available for download at www.ggdc.net/pwt For more information, see http://www.rug.nl/research/ggdc/data/pwt/. DATE VALUE 1970-01-01 0.051319532139290740 1971-01-01 0.045818162582077375 1972-01-01 0.045506435405892054 1973-01-01 0.052025079862890890 1974-01-01 0.048317749142452000 1975-01-01 0.043854516088498860 1976-01-01 0.041906398983761780 1977-01-01 0.037558070960585600 1978-01-01 0.036154724439896900 1979-01-01 0.035024583566634904 1980-01-01 0.034771398773720200 1981-01-01 0.038399464445231600 1982-01-01 0.040998602033422900 1983-01-01 0.042335198473825300 1984-01-01 0.044158667395588600 1985-01-01 0.044604388848353300 1986-01-01 0.051105789011972554 1987-01-01 0.072192764606706640 1988-01-01 0.092969400061106840 1989-01-01 0.124672249999999980 1990-01-01 0.143330916666666670 1991-01-01 0.201815916666666680 1992-01-01 0.321337083333333330 1993-01-01 0.429854166666666700 1994-01-01 0.732628166666666600 1995-01-01 1.420341833333333300 1996-01-01 2.203163583333333600 1997-01-01 4.552505916666667000 1998-01-01 6.883242833333333000 1999-01-01 7.118958333333333000 2000-01-01 7.978171666666667000 2001-01-01 8.842109166666667000 2002-01-01 9.088325000000001000 2003-01-01 9.347583333333336000 2004-01-01 9.902324166666665000 2005-01-01 10.557970333333333000 2006-01-01 12.448642500000000000 2007-01-01 13.536755000000000000 2008-01-01 14.695201666666701000 2009-01-01 16.208451254166700000 2010-01-01 18.498601323751000000 2011-01-01 17.622935005819702000 2012-01-01 19.068416808415400000 2013-01-01 18.449952624878100000 2014-01-01 18.466403049576300000 2015-01-01 22.090644560211302000 2016-01-01 22.148860634783798000 2017-01-01 21.741138360711600000 2018-01-01 20.750859237091400000 2019-01-01 21.884741816468900000