Year	current US$
1990	3347324784.154393
1991	3521782667.820497
1992	4698840729.719239
1993	4644561958.304052
1994	4844475026.693558
1995	6146454901.960784
1996	7065190114.06844
1997	6369728106.944601
1998	6922391766.416825
1999	6420466463.94403
2000	6065691491.866679
2001	6431184254.476386
2002	7193336756.67217
2003	9717688075.301157
2004	10815851301.381882
2005	11608607575.607777
2006	13282446324.617628
2007	14839236073.93691
2008	17687453813.48984
2009	17873907992.010925
2010	17499442765.68337
2011	18301953824.455288
2012	16864048741.401566
2013	17883425490.1326
2014	18621833295.365818
2015	16490554732.78671
2016	16983295264.238564
2017	18075025347.82121
2018	19793575833.33567
2019	20702417481.364674
2020	22361027934.635082
2021	25062219860.92983
2022	23757395415.815266
2023	26712938232.06714