Year	constant 2010 US$
1989	6232472554.39791
1990	6130005577.30874
1991	5723687999.05089
1992	5752022723.98181
1993	5613301805.70343
1994	5720191271.06105
1995	7024009980.05119
1996	7943708285.89011
1997	7932913159.24053
1998	8586729905.65567
1999	9437163508.96075
2000	9913155017.82568
2001	9609997741.31936
2002	10647643693.4645
2003	10414598142.6784
2004	10076801906.7569
2005	10599960976.2518
2006	10307923237.93
2007	10751761974.4972
2008	10424298861.4886
2009	9428388122.36878
2010	9166156370.01485
2011	9055336092.1869
2012	9756559907.70978
2013	9608031236.66807
2014	9552175196.81352
2015	9613141243.40756
2016	9312677307.50832
2017	9364135176.22218