Year	current US$
1998	6360000.1335144
1999	36869998.9318848
2000	107699996.94824201
2001	210220001.220703
2002	495369995.11718804
2003	209710006.71386698
2004	181229995.727539
2005	185710006.71386698
2006	147000000
2007	105120002.746582
2008	94470001.2207031
2009	46500000
2010	57919998.1689453
2011	42159999.8474121
2012	41509998.3215332
2013	32290000.915527303
2014	32860000.6103516
2015	21850000.3814697
2016	16479999.5422363
2017	16860000.6103516
2018	24680000.3051758
2019	25530000.6866455
2020	27950000.762939498
2021	35009998.3215332
2022	19979999.5422363