As of March 4, 2021, the ASCII format data tables for the H.4.1 Factors Affecting Reserve Balances will no longer be available on this webpage. Historical data tables will continue to be available and current data will continue to be available through the Data Download Program (https://www.federalreserve.gov/datadownload/Choose.aspx?rel=H41) and HTML (https://www.federalreserve.gov/releases/h41/current/default.htm).