Year Dollars 1992-01-01 419774 1997-01-01 2281913 2002-01-01 7137598 2003-01-01 10647688 2004-01-01 32966966 2005-01-01 131502643 2006-01-01 32242292 2007-01-01 28119117 2008-01-01 74479684 2009-01-01 44431278 2010-01-01 62991734 2011-01-01 98593370 2012-01-01 67090327 2013-01-01 81776131 2014-01-01 210642024 2015-01-01 68155449 2016-01-01 71632703