Year Dollars 2002-01-01 55671 2003-01-01 149984 2004-01-01 273494 2005-01-01 263365 2006-01-01 851316 2007-01-01 2109527 2008-01-01 1404464 2009-01-01 454353 2010-01-01 669593 2011-01-01 730899 2012-01-01 1528156 2013-01-01 2501400 2014-01-01 940609 2015-01-01 483959 2016-01-01 763525