Year Dollars 1992-01-01 10734483 1997-01-01 18170189 2002-01-01 19148136 2003-01-01 26025870 2004-01-01 38437978 2005-01-01 48840511 2006-01-01 25333103 2007-01-01 9990605 2008-01-01 10286262 2009-01-01 7991020 2012-01-01 52623597 2013-01-01 44380300 2014-01-01 76800779 2015-01-01 52591320 2016-01-01 38395443