Year Current U.S. Dollars 1980-01-01 123505640.914474 1981-01-01 114271897.268272 1982-01-01 107089552.302395 1983-01-01 111519676.021905 1984-01-01 107489822.704044 1985-01-01 114490697.575030 1986-01-01 162487763.894624 1987-01-01 196433684.042405 1988-01-01 207476554.806734 1989-01-01 198733185.875107 1990-01-01 250030760.754786 1991-01-01 246823428.906664 1992-01-01 266191040.373328 1993-01-01 263568114.445462 1994-01-01 185761822.560488 1995-01-01 231896229.562629 1996-01-01 230495751.446593 1997-01-01 212099634.697751 1998-01-01 215394066.068976 1999-01-01 222580453.753844 2000-01-01 203846427.738737 2001-01-01 220093812.206791 2002-01-01 246737679.472106 2003-01-01 317562269.371106 2004-01-01 368143118.689960 2005-01-01 380372892.606774 2006-01-01 406111873.539847 2007-01-01 462453582.873627 2008-01-01 523134896.968654 2009-01-01 524157261.014644 2010-01-01 530493353.218937 2011-01-01 586281766.759970 2012-01-01 570865941.229395 2013-01-01 618663921.861160 2014-01-01 647720707.076428 2015-01-01 565689764.632629 2016-01-01 616654490.413179 2017-01-01 648920942.738052