Year	constant 2010 US$
1992	4846.19066708123
1993	4212.58728790004
1994	3960.56419259747
1995	3426.39839604239
1996	3203.84587828189
1997	3271.98624316294
1998	3323.47511743529
1999	3805.40303942116
2000	3884.68455895865
2001	3955.65803578859
2002	4166.43856004191
2003	4336.05800951402
2004	4585.86144202783
2005	4847.12578849022
2006	5563.59554656243
2007	6004.17578717975
2008	6618.11156616896
2009	6784.37150744465
2010	7389.96141734581
2011	7741.63801224048
2012	8247.56044496443
2013	8711.16876076482
2014	9325.76045242588
2015	9708.09463870436
2016	9448.20191648321
2017	9795.88435636829
2018	10209.6289135213