Year Dollars 2002-01-01 221147 2003-01-01 20820 2004-01-01 1607920 2005-01-01 621245 2006-01-01 240231 2008-01-01 232858 2011-01-01 5119154 2012-01-01 134791 2013-01-01 177357 2014-01-01 217792 2015-01-01 215780