Year	constant 2010 US$
1989	7291655050.93205
1990	7124102646.75469
1991	6910794219.02505
1992	6526713028.95971
1993	6251081721.47833
1994	6642193709.86967
1995	7051000802.72969
1996	7624471067.38022
1997	8453395794.60658
1998	9597795164.8817
1999	9778103001.12641
2000	10490694664.024
2001	10201581387.0618
2002	10504633523.8162
2003	10451973672.2513
2004	10077019870.6617
2005	11209395518.0434
2006	12066025532.7867
2007	12022653059.6829
2008	11571991624.3179
2009	10481623595.9749
2010	10316400000
2011	10700675890.7341
2012	11549253159.5922
2013	10995396091.3841
2014	11707192131.3759
2015	11099064957.2687
2016	10904897906.2691
2017	11905396736.5566