Year	US Dollars adjusted for inflation)
1995	5322.41953
1996	5639.23689
1997	6152.13699
1998	6659.5981
1999	6630.91457
2000	6933.58787
2001	7447.07745
2002	8014.63691
2003	8931.51954
2004	9624.01373
2005	10537.91037
2006	11500.52915
2007	12928.25994
2008	13405.18824
2009	11546.82225
2010	11984.86857
2011	12999.42674
2012	13679.149
2013	14301.72976
2014	14935.53502
2015	15383.46264
2016	15945.52348
2017	16793.25004