Year	US Dollars adjusted for inflation)
2002	36687.05451
2003	36565.82939
2004	37654.27428
2005	39026.65456
2006	40472.66295
2007	42118.35626
2008	42491.45402
2009	39667.1916
2010	40043.19017
2011	36798.69903
2012	31301.00173
2013	29525.471
2014	29284.75729
2015	29389.05767