Year	current US$
1994	450246913.58024687
1995	386380573.58174586
1996	576711390.2179692
1997	643246815.5584364
1998	657054057.924563
1999	621537807.8707045
2000	501181048.20854884
2001	529049623.4547002
2002	597028924.4864472
2003	688836953.7869923
2004	871786240.9905807
2005	931196740.4283783
2006	1036171581.5562078
2007	1215744123.7002301
2008	1377511241.795212
2009	1246469009.3196135
2010	1167433332.8818886
2011	1259929833.389839
2012	1057320474.8359293
2013	1243703917.922733
2014	1104440942.6598985
2015	990423546.0098486
2016	1055359335.4368633
2017	995314497.9724587
2018	1171438486.1661391
2019	1116310816.983251
2020	1196256777.92856
2021	1188208678.4881043
2022	1184103809.6600597
2023	1175493850.0544162