Year Dollars 1992-01-01 1569803 1997-01-01 1792439 2002-01-01 3600864 2003-01-01 2285668 2004-01-01 1765316 2005-01-01 2695738 2006-01-01 2660494 2007-01-01 3017335 2008-01-01 5162845 2009-01-01 4100091 2010-01-01 5853119 2011-01-01 9780635 2012-01-01 12256398 2013-01-01 13652137 2014-01-01 7170107 2015-01-01 7041400 2016-01-01 11110707