Year Dollars 2002-01-01 54612 2003-01-01 134252 2004-01-01 74427 2005-01-01 552560 2006-01-01 352911 2007-01-01 705045 2008-01-01 1403644 2009-01-01 1727198 2010-01-01 428012 2011-01-01 365041 2012-01-01 356125 2013-01-01 687478 2014-01-01 516089 2015-01-01 1826970 2016-01-01 998733