Year	US Dollars
1992	1629999.99523
1993	11390000.34332
1994	39259998.32153
1995	90690002.44141
1996	101190002.44141
1997	164509994.50684
1998	191300003.05176
1999	189910003.66211
2000	232009994.50684
2001	214250000
2002	256079986.57227
2003	241500000
2004	278769989.01367
2005	192600006.10352
2006	172500000
2007	177360000.61035
2008	176309997.55859
2009	169240005.49316
2010	197559997.55859
2011	137429992.67578
2012	251960006.71387
2013	285429992.67578
2014	314230010.98633
2015	489320007.32422
2016	538880004.88281
2017	670659973.14453
2018	1070160034.17969
2019	1185239990.23438
2020	1464550048.82813
2021	1109339965.82031