Source: Federal Reserve Bank of Philadelphia  

Release: FR Y-14M Large Bank Credit Card and Mortgage Data  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Quarterly, End of Quarter

The share of total credit card accounts in the quarter that experienced a bank-initiated or borrower-requested credit line increase. Note that the time series data for Credit Line Decrease begins in 2012Q4 because this was the first quarter when the data were of sufficient quality to begin reporting. For more detail see: methodology.