Year	constant 2010 US$
1981	66315021411.8607
1982	69029565403.079
1983	70856321576.1191
1984	74228874524.037
1985	76892417978.1249
1986	79358439920.4438
1987	81582799789.9373
1988	82539628813.1672
1989	85137829638.8606
1990	87147634064.6697
1991	90357335682.7411
1992	91784655546.9902
1993	92878801181.9853
1994	91789878025.9482
1995	88392968776.8746
1996	90033277732.6027
1997	92855285891.777
1998	94142016561.0709
1999	94311095238.817
2000	97079988209.0107
2001	100901252766.183
2002	106713491918.695
2003	112177594190.574
2004	127118797454.89
2005	134247758916.283
2006	145846929853.761
2007	167713787345.543
2008	178561986926.582
2009	180675387033.319
2010	193934747908.38
2011	208946298968.879
2012	217694550370.384
2013	223051143122.235
2014	224387387099.546
2015	224898672444.976
2016	220850310307.527
2017	222936717747.083