Year	current US$
2001	71329996950.30634
2002	78539648958.47516
2003	84958535248.46835
2004	102750490047.65147
2005	115984196514.6358
2006	139810327950.98706
2007	172367350932.6072
2008	207202731436.35126
2009	158522245827.09326
2010	151476538597.68552
2011	169551736746.0858
2012	156846944098.02588
2013	175245647270.2519
2014	190289734377.1273
2015	171335879972.7706
2016	173959205663.71683
2017	194803479128.65897
2018	211618507365.5548
2019	215044234526.88904
2020	190884966126.61676