Year	constant 2011 international $
1990	28845370536994.4
1991	29230241435631.3
1992	29866048938210.1
1993	30274197061254
1994	31222587808400.5
1995	32049220182048.7
1996	33086511015637.5
1997	34301691370838.6
1998	35304582718340.2
1999	36476157106481.1
2000	37978784571071.8
2001	38489853786707.8
2002	39130758123687.3
2003	39944159608981
2004	41276697923815.4
2005	42471182215878.4
2006	43825643148121.4
2007	44993703070748.2
2008	45151748544349.4
2009	43600510805103.2
2010	44905783403099.1
2011	45805925199021.6
2012	46427326386983.1
2013	47152641892537.8
2014	48178238041321.9
2015	49410760603448.3
2016	50313159126907.7
2017	51593005267865.8
2018	52779766058330