Year	current US$
1994	48534390.8501863
1995	46141571.5322317
1996	51068389.325023
1997	53777545.0393465
1998	55120515.2960444
1999	42549974.2938042
2000	194786595.168917
2001	76937527.8180613
2002	95880004.9997276
2003	103238083.83832
2004	123167613.045826
2005	146744485.031179
2006	185776226.389646
2007	221655454.396804
2008	262911987.439541
2009	262966633.059307
2010	313955080.072259
2011	417236178.738937
2012	520948976.433684
2013	615293718.034282
2014	677102825.480815
2015	723611593.487303
2016	748714526.445952
2017	761080575.76861
2018	944806215.887375
2019	1008611475.73547
2020	977348244.016748
2021	1070929608.14568