Year	constant 2010 US$
1995	24529665354.6124
1996	29672405518.3162
1997	31666988749.4618
1998	32674875760.6847
1999	32428532811.8181
2000	34824416653.214
2001	34297295719.6178
2002	34597940071.1915
2003	34327757482.1121
2004	33458935038.7977
2005	30773002241.4782
2006	32594085868.8521
2007	34926397336.347
2008	33979433850.1125
2009	32745070256.8671
2010	33445690794.235
2011	34929046185.2595
2012	31549114972.8536
2013	35827005966.6119
2014	35397892442.7798
2015	36666691071.8883
2016	39678432285.4506
2017	39315539984.4321
2018	40353888758.1493