Year	current US$
1996	79099998.4741211
1997	56200000.762939505
1998	64199996.9482422
1999	94400001.5258789
2000	77400001.5258789
2001	85500000
2002	94500000
2003	107900001.52587901
2004	120900001.52587901
2005	107699996.94824201
2006	121599998.47412099
2007	206300003.05175802
2008	236399993.89648402
2009	131399993.896484
2010	149399993.89648402
2011	201000000
2012	174000000
2013	193000000
2014	153000000
2015	148000000
2016	129000000
2017	160000000
2018	175000000
2019	240860000.61035198