Year Dollars 1997-01-01 837046 2002-01-01 273287 2003-01-01 305932 2004-01-01 133425 2005-01-01 294428 2006-01-01 543544 2007-01-01 588502 2010-01-01 621016 2011-01-01 922415 2012-01-01 414601 2013-01-01 1213508 2014-01-01 942369 2015-01-01 679509 2016-01-01 3481325