Year Dollars 2002-01-01 375537 2003-01-01 2320196 2004-01-01 1753677 2005-01-01 2572162 2006-01-01 3246026 2007-01-01 2561525 2008-01-01 4364935 2009-01-01 3853107 2010-01-01 2326083 2011-01-01 3586396 2012-01-01 2955481 2013-01-01 4144344 2014-01-01 5780384 2015-01-01 2446341 2016-01-01 2101520