Year	current US$
1994	480864197.5308642
1995	1000483148.4195101
1996	994618221.6905901
1997	1445422639.1765895
1998	1593579072.8705642
1999	2084769704.6783545
2000	3026260752.004371
2001	3164852813.3378477
2002	3693700804.072814
2003	4741589341.07051
2004	5647775682.043123
2005	6131902523.141407
2006	6766203613.43158
2007	8290152155.033964
2008	10254268511.888891
2009	9800425245.988503
2010	9534341996.55999
2011	10406228139.568438
2012	9782401836.803068
2013	10208864119.43646
2014	10538291539.165455
2015	9010717939.179764
2016	9273074062.61612
2017	9978721620.327393
2018	11006660893.128181
2019	11177516733.578085
2020	11054776146.350838
2021	12750485907.767632
2022	13371805159.504036
2023	15247940667.796816