Year	current US$
2000	94794334.310683
2001	125695838.011136
2002	129764722.329955
2003	142399348.235807
2004	151036192.79814
2005	154541550.222294
2006	164423960.311867
2007	181147394.48979
2008	203176128.078178
2009	232312610.046814
2010	249156150.137405
2011	256515866.301553
2012	252060211.799868
2013	267995972.799945
2014	249411956.984518
2015	299765866.489236
2016	326846820.706353
2017	304975386.203228
2018	323634539.592779
2019	351077473.290583
2020	367723658.414768
2021	401886518.383355