Year	current US$
1990	79491449.3784717
1991	85437720.9058129
1992	92164074.905414
1993	129984157.849277
1994	165473649.653485
1995	194452436.384268
1996	245763148.379259
1997	267546583.621664
1998	287088143.363978
1999	312595242.205681
2000	300698102.379487
2001	309733181.015888
2002	316196826.25826
2003	352175921.874327
2004	384989522.789785
2005	367839362.718808
2006	406113929.951034
2007	437032603.115439
2008	517431639.44983
2009	584109627.689529
2010	651583909.343055
2011	712003624.290544
2012	741642084.731226
2013	871492378.310749
2014	997664500.375898
2015	1100559706.61678
2016	1068727863.6961
2017	907364500.904434
2018	938722709.740295
2019	1028036555.43113
2020	995004848.521599
2021	1063841255.267