Year	constant 2015 US$
1991	71592.42676845453
1992	73270.64824991985
1993	75493.28019931813
1994	76613.3183378144
1995	77760.97022377404
1996	79020.18334414485
1997	82017.50188812568
1998	83535.26969213215
1999	86230.86486514357
2000	87797.41749006824
2001	88599.93209011847
2002	90057.78052426648
2003	90358.13738848717
2004	92672.00484482471
2005	92522.2626238185
2006	93122.23084585754
2007	93973.25417690455
2008	95040.62880192981
2009	94731.89605043193
2010	94668.27236378747
2011	95044.04386255324
2012	96865.46811042828
2013	97782.57559905793
2014	100249.88271297848
2015	99564.72919651688
2016	100768.23665408611
2017	101272.51596222415
2018	102217.97709587742
2019	102106.70014527108
2020	104350.57597158832
2021	102926.16515011493
2022	103777.51551403459
