The H.15 historical data is available through the Data Download Program at: http://www.federalreserve.gov/datadownload/Build.aspx?rel=H15 This series, H15/H15/RIFSPFF_N.WW, is available at: http://www.federalreserve.gov/datadownload/Output.aspx?rel=H15&series=ce41e0aa6b318275c269e734c9d66e03&lastObs=&from=&to=&filetype=csv&label=include&layout=seriescolumn