Year Dollars 1992-01-01 127442 2003-01-01 1641483 2004-01-01 3196169 2005-01-01 1204045 2006-01-01 564872 2007-01-01 315517 2009-01-01 616536 2010-01-01 676352 2011-01-01 1590586 2013-01-01 10661228 2015-01-01 8800183