Year	constant 2011 international $
1990	9900.21523278755
1991	9560.79766735361
1992	9125.74953082457
1993	9014.2825445892
1994	9089.3876970312
1995	9174.01385891887
1996	9386.08925760084
1997	9462.90671498118
1998	9358.95415451751
1999	9441.71620167287
2000	9700.61662522287
2001	9830.58458078775
2002	10066.3163514762
2003	10237.1243284942
2004	10573.826674953
2005	10994.8782990321
2006	11465.2153707747
2007	11924.7985801772
2008	12142.2458006899
2009	11790.2747652325
2010	11973.1504778322
2011	12179.1741881803
2012	12253.2173642835
2013	12357.6986867129
2014	12388.2566577708
2015	12345.9288035405
2016	12214.9547703948
2017	12214.5713485741
2018	12144.6942047756