Year	constant 2010 US$
1995	11602715410.4037
1996	12334353173.8828
1997	13027194836.6492
1998	13646240628.2516
1999	14324299992.3342
2000	15334380382.8992
2001	15973441936.4244
2002	16962392724.0989
2003	18879906901.4793
2004	20932082067.8936
2005	23361073739.4049
2006	25486482558.8014
2007	28651437034.2963
2008	29755584671.8679
2009	24592407049.4944
2010	23767512719.2183
2011	24860521152.4581
2012	25629832037.1534
2013	26735360387.2207
2014	27795833936.3648
2015	28897887526.4287
2016	30353484305.2742
2017	31365502461.2612
2018	32583483321.3099