Year Dollars 1992-01-01 542522 1997-01-01 1557962 2002-01-01 1468164 2003-01-01 1411532 2004-01-01 3281203 2005-01-01 1884369 2006-01-01 2016568 2007-01-01 4238617 2008-01-01 2435670 2009-01-01 2015620 2010-01-01 1946711 2011-01-01 2045423 2012-01-01 3778936 2013-01-01 2444131 2014-01-01 2177206 2015-01-01 2236757 2016-01-01 5261173