Year	current US$
1993	4099999.90463257
1994	6050000.19073486
1995	8590000.15258789
1996	12319999.6948242
1997	9550000.19073486
1998	11880000.1144409
1999	5719999.79019165
2000	5349999.90463257
2001	8039999.961853029
2002	6110000.1335144
2003	7769999.98092651
2004	7030000.20980835
2005	7929999.82833862
2006	9029999.73297119
2007	8750000
2008	8340000.152587891
2009	5130000.11444092
2010	7449999.80926514
2011	7800000.19073486
2012	7010000.228881841
2013	8890000.34332275
2014	11020000.4577637
2015	15220000.2670288
2016	9090000.15258789
2017	14699999.8092651
2018	15750000
2019	10779999.7329712
2020	17590000.1525879
2021	13420000.076293899
2022	19399999.6185303