Year	constant 2011 international $
1990	2463.78264624481
1991	2416.32147603903
1992	2377.59217399544
1993	2303.86137956984
1994	2280.33319254864
1995	2284.23939716591
1996	2335.08347077029
1997	2358.3406195452
1998	2357.32624232509
1999	2344.08815811764
2000	2322.34762615534
2001	2378.88347410613
2002	2498.42674563233
2003	2548.67211576301
2004	2634.74263747091
2005	2717.86600023796
2006	2862.75641744746
2007	2943.59439375385
2008	3015.34002467795
2009	3055.08357640963
2010	3117.69100555968
2011	3192.05961089231
2012	3249.65999861321
2013	3292.90286284288
2014	3433.57259819081
2015	3476.26398660946
2016	3439.01180557996
2017	3432.98795436239