Year current international $ 1990 1741.6875195334344 1991 1775.4591179790223 1992 1810.2069647994595 1993 1784.3267603443508 1994 1774.071017274303 1995 1801.2268403466883 1996 1870.0937948952517 1997 1936.5076356273298 1998 1977.0786382441088 1999 1985.3460098276014 2000 2049.589056584502 2001 2145.2600248861977 2002 2317.919527674178 2003 2425.473570287491 2004 2613.3044281920456 2005 2773.001641604472 2006 2927.3845579379577 2007 3082.080265441915 2008 3247.2812435809374 2009 3369.782027647702 2010 3544.069052000251 2011 3690.5390632716794 2012 3806.7931217190753 2013 3971.1997697831666 2014 4180.4277237334545 2015 4130.736273882886 2016 4072.792260561537 2017 4139.387604282111 2018 4272.387852382095 2019 4525.091243612693 2020 4503.396647594091 2021 4756.3084194766725 2022 5156.120102651626 2023 5389.580895957913