Year Dollars 1992-01-01 31441374 1997-01-01 41902663 2002-01-01 86488736 2003-01-01 48963977 2004-01-01 73618864 2005-01-01 52340029 2006-01-01 101285729 2007-01-01 124805974 2008-01-01 241306353 2009-01-01 151667987 2010-01-01 124622084 2011-01-01 147023215 2012-01-01 161017220 2013-01-01 159542666 2014-01-01 189159478 2015-01-01 188029215 2016-01-01 195186003