Year	current US$
2002	720102301.1220987
2003	765118992.0886389
2004	917178696.9193347
2005	1029629684.8001254
2006	1142360046.6441913
2007	1729987533.8788002
2008	1803409257.3226018
2009	1632708763.901343
2010	1985663504.6901698
2011	2453398176.7487516
2012	2485646144.4125056
2013	2316811184.002764
2014	2352575876.4056425
2015	2185129260.8195643
2016	745351407.8400136
2017	662076240.5002897
2018	1112110510.8344321
2019	1324078917.6466362
2020	1502305214.3774486
2021	1211676168.7571266
2022	1477807909.6045198