Year	constant 2011 PPP $
1991	2425.3701171875
1992	2437.44799804688
1993	2275.55493164063
1994	2183.251953125
1995	2003.49304199219
1996	1838.56701660156
1997	1810.02197265625
1998	1891.12194824219
1999	1856.63098144531
2000	1816.44396972656
2001	1794.71997070313
2002	1809.03796386719
2003	1717.84094238281
2004	1730.64099121094
2005	1678.07104492188
2006	1702.27001953125
2007	1717.71105957031
2008	1742.06201171875
2009	1745.40100097656
2010	1753.7939453125
2011	1782.88598632813
2012	1809.18505859375
2013	1846.44104003906
2014	1884.54895019531
2015	1754.11999511719
2016	1687.78002929688
2017	1640.84802246094
2018	1593.15100097656
2019	1614.05200195313