Year	current US$
1995	1292061887.12231
1996	1399161038.8252
1997	1475020602.23717
1998	1666894458.81012
1999	1613960366.73582
2000	1662849056.88797
2001	1846903282.95419
2002	2062124781.6973
2003	2467615973.33765
2004	3203971132.14316
2005	4419905086.37887
2006	5853474294.20565
2007	8521312506.34816
2008	10947116645.0228
2009	7921367056.47125
2010	8398953353.54987
2011	9080773851.05582
2012	9592549254.72696
2013	10304677648.1052
2014	10623316108.1698
2015	9466501710.46717
2016	9300728051.92981
2017	10354023834.2678
2018	10947568529.8212
2019	11908830641.6584
2020	10711840239.6961
2021	11228790133.6548