Year	current US$
1993	2400000.09536743
1994	12390000.3433228
1995	28260000.2288818
1996	17129999.1607666
1997	21489999.7711182
1998	41740001.6784668
1999	17399999.6185303
2000	12909999.8474121
2001	10079999.923706101
2002	11270000.4577637
2003	14149999.6185303
2004	23809999.4659424
2005	39349998.4741211
2006	39979999.5422363
2007	72709999.0844727
2008	103180000.30517599
2009	99400001.5258789
2010	97589996.3378906
2011	63119998.9318848
2012	23020000.4577637
2013	16879999.1607666
2014	19450000.762939498
2015	16750000
2016	18709999.084472697
2017	25100000.3814697
2018	30440000.5340576
2019	32810001.373291
2020	26030000.6866455
2021	36700000.762939505
2022	31629999.1607666