Year Dollars 1992-01-01 19673785 2002-01-01 25077290 2003-01-01 29381065 2004-01-01 36195430 2005-01-01 45328375 2006-01-01 65344680 2007-01-01 57758386 2008-01-01 54139732 2009-01-01 56119433 2010-01-01 60949152 2011-01-01 61410080 2012-01-01 72849063 2013-01-01 67766451 2014-01-01 95392090 2015-01-01 60463311 2016-01-01 82564640