Year Dollars 1992-01-01 44236 1997-01-01 462118 2002-01-01 426605 2003-01-01 522919 2004-01-01 776009 2005-01-01 966471 2006-01-01 1248843 2007-01-01 356663 2008-01-01 738227 2009-01-01 760189 2010-01-01 1097567 2011-01-01 2626791 2012-01-01 2154743 2013-01-01 2912994 2014-01-01 8131092 2015-01-01 5411282 2016-01-01 3692585