Year	US Dollars
1990	1037278194256.37012
1991	1082559844633.92993
1992	1127139667943.05005
1993	1148089315834.99023
1994	1197585343705.30005
1995	1247647377289.51001
1996	1293192561121.42969
1997	1357430704504.20947
1998	1430793161924.24023
1999	1508246380629.80005
2000	1626307519013.57007
2001	1726392690454.31006
2002	1788044117875.63989
2003	1780825316760.25977
2004	1855020713006.22949
2005	1967313286588.15015
2006	2111154538074.22021
2007	2232183055457.21973
2008	2311511621841.66943
2009	2287109012867.58008
2010	2388278984573.72998
2011	2503922810779.2002
2012	2506840569891.54004
2013	2642478281707.6001
2014	2697532706345.61963
2015	2737022860899.31982
2016	2809548625328.49951
2017	2939309455950.57959