Year	constant 2010 US$
1993	13279078055.2137
1994	10659333691.7304
1995	9387119432.89493
1996	9439598601.18885
1997	10065826509.5139
1998	11069112856.6372
1999	11832318733.2108
2000	12685892715.182
2001	13909551474.8535
2002	15159828650.9426
2003	16681751101.923
2004	17830787002.8748
2005	21467992504.4384
2006	28188056101.2959
2007	34088196516.4971
2008	40126525432.601
2009	46607902126.4269
2010	49734894730.2853
2011	47941877643.2589
2012	49841102247.0598