Year	constant 2010 US$
1970	1011.9966872656
1971	1078.21568362682
1972	1263.9165329603
1973	1214.38767082444
1974	1320.91787014868
1975	1348.94567214568
1976	1361.59719061256
1977	1340.25006781907
1978	1428.79144401365
1979	1457.74996463401
1980	1501.06583462344
1981	1582.08030096719
1982	1553.72641895268
1983	1567.97502841217
1984	1556.59726408736
1985	1537.14994327836
1986	1448.50485662856
1987	1497.93328547096
1988	1482.00578297857
1989	1486.61387119169
1990	1599.96633046856
1991	1588.31910652672
1992	1539.0898318762
1993	1501.65486982532
1994	1541.18762679679
1995	1576.99265262495
1996	1672.8742184972
1997	1754.40333368327
1998	1831.90360686451
1999	1918.78839883702
2000	1940.18721113899
2001	2068.90271000693
2002	2075.71530286249
2003	2204.43815555433
2004	2304.77575651665
2005	2312.60937214094
2006	2457.94468892197
2007	2601.78907298872
2008	2642.59293653352
2009	2969.37856587894
2010	3150.68416126033
2011	3168.64090687792
2012	3363.17572893137
2013	3581.14790519599