Year	US Dollars
1990	636489492.75245
1991	695702061.0826
1992	725532029.73023
1993	795782353.01186
1994	864983401.22753
1995	843230551.51566
1996	920284022.2925
1997	996329253.14029
1998	1058772119.23283
1999	1112885742.14232
2000	1185528868.57469
2001	1180083077.76264
2002	1185583842.90978
2003	1290118717.03317
2004	1396051848.27422
2005	1546112131.49174
2006	1797818506.02003
2007	2017064811.30457
2008	2046422503.51163
2009	1818242129.5557
2010	1733217816.52254
2011	1719331908.34641
2012	1798113633.98121
2013	1856239082.06922
2014	1981270104.8598
2015	2095462734.17331
2016	2230332587.16028
2017	2344442642.40233