Year Dollars 2002-01-01 295921 2003-01-01 509092 2004-01-01 1706195 2006-01-01 28494598 2007-01-01 10299115 2008-01-01 6584473 2009-01-01 6957534 2010-01-01 2008559 2011-01-01 750562 2012-01-01 908742 2013-01-01 709803 2014-01-01 1256878 2015-01-01 1768888 2016-01-01 2248631