Year	current US$
1995	2977403098.6972604
1996	3677578162.3130903
1997	4015506891.4023123
1998	3039480764.9398203
1999	3336235073.8301334
2000	2608295952.430628
2001	2213367592.4899406
2002	2985384023.111801
2003	3782062467.2831964
2004	4940278249.066848
2005	5866095890.410959
2006	5564209307.454786
2007	6344163200.968284
2008	6522386060.975791
2009	5427315530.691315
2010	6899471227.150767
2011	8646436866.573181
2012	10381047810.928211
2013	10240809289.147324
2014	9014541779.264637
2015	7995218659.008416
2016	7879531339.053145
2017	9053347618.262733
2018	10298272257.770138
2019	9516407092.041822
2020	8730053820.642258
2021	10426395960.363644
2022	12567548643.88297