Year Dollars 1992-01-01 3519898 1997-01-01 3915628 2002-01-01 3295018 2003-01-01 5814237 2004-01-01 7765920 2005-01-01 2574649 2006-01-01 7243162 2007-01-01 8756381 2008-01-01 64438627 2009-01-01 11042934 2010-01-01 22226442 2011-01-01 81154207 2012-01-01 26914094 2013-01-01 13854801 2014-01-01 11070054 2015-01-01 5801575 2016-01-01 6259590