Year	constant 2010 US$
1991	10021.4837083731
1992	10028.2988317662
1993	9771.91698246533
1994	9956.56568941953
1995	9691.37101424445
1996	9905.51385342685
1997	9672.18847169647
1998	9804.87482623786
1999	9953.75680459128
2000	10122.4136009135
2001	10303.0191406889
2002	10243.5273817321
2003	10327.251762597
2004	10918.2622731002
2005	11377.0618630436
2006	11278.9430295635
2007	11557.0322685707
2008	11831.4972327652
2009	11814.0382215785
2010	11933.4259174833
2011	12335.5315155006
2012	12743.6046681626
2013	12910.743283227
2014	13217.3989110747
2015	13406.3918455654
2016	13751.1948042785
2017	14064.0964017589
2018	14214.0818896876