3  Chart 4  Central Bank Assets 100  % of nominal GDP  Japan 80 United States Euro area  60  40  20  0 CY 95  96  97  98  99  00  01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  16  17  Note: Figures for Japan and the euro area for 2017/Q3 are calculated using their nominal GDP figures for 2017/Q2.
Sources: Bank of Japan; Federal Reserve; European Central Bank, etc.