Year Dollars 1992-01-01 434519 2002-01-01 853712 2003-01-01 262984 2004-01-01 332916 2005-01-01 247905 2006-01-01 3182456 2007-01-01 640599 2008-01-01 1577582 2009-01-01 1561215 2010-01-01 1041567 2011-01-01 2122728 2012-01-01 4181149 2014-01-01 31600641 2015-01-01 25998953 2016-01-01 42221203