Year Dollars 1992-01-01 5024347 1997-01-01 1271294 2002-01-01 630256 2003-01-01 1664360 2004-01-01 716210 2005-01-01 894630 2006-01-01 1453541 2007-01-01 1275941 2008-01-01 3128813 2009-01-01 1689193 2010-01-01 1899463 2011-01-01 2124301 2012-01-01 2826446 2013-01-01 2612252 2014-01-01 3053223 2015-01-01 3022819 2016-01-01 3916382