Year Dollars 1992-01-01 727587 1997-01-01 566843 2002-01-01 174838 2003-01-01 973141 2004-01-01 682950 2005-01-01 1895565 2006-01-01 2074313 2007-01-01 2980824 2008-01-01 5350464 2009-01-01 4836933 2010-01-01 4989497 2011-01-01 5398803 2012-01-01 10221792 2013-01-01 10855329 2014-01-01 11790548 2015-01-01 5777810 2016-01-01 4872900