Year	constant 2010 US$
1995	143724724089.621
1996	148839364999.176
1997	156183527734.634
1998	163650000538.86
1999	163821142004.887
2000	170744105579.737
2001	175475225085.385
2002	182621292065.61
2003	192233420165.895
2004	205373970637.562
2005	209270731210.885
2006	215748904976.711
2007	226801968874.438
2008	234243289136.487
2009	224186643528.846
2010	214384089812.681
2011	195248185437.818
2012	181141851540.836
2013	177637976979.423
2014	179838711115.346
2015	179494795300.379
2016	175720171825.99
2017	178324563385.483
2018	180920239437.398