Year	constant 2010 US$
1995	39784860128.2831
1996	41518220176.3546
1997	47427066878.7397
1998	46307121579.7488
1999	45222268024.791
2000	45543796450.5773
2001	47445066398.7252
2002	52444235003.5424
2003	55678445778.0381
2004	57759416076.4666
2005	60277517459.7905
2006	63841096142.3879
2007	67873220680.643
2008	70034043430.5656
2009	62832936832.4112
2010	60118209748.9996
2011	59974972426.9701
2012	57896862956.419
2013	57618254387.7387
2014	56803838061.7881
2015	58088898478.1372
2016	60307025601.8227
2017	62512969229.7358
2018	64993459862.4407