Year Dollars 2002-01-01 20250 2003-01-01 67402 2007-01-01 201002 2008-01-01 140951 2009-01-01 229123 2010-01-01 986840 2011-01-01 307702 2012-01-01 1356244 2013-01-01 1130871 2014-01-01 1321600 2015-01-01 1896559 2016-01-01 1710394