Year Dollars 2007-01-01 305095 2008-01-01 455428 2009-01-01 300786 2010-01-01 160734 2011-01-01 350552 2012-01-01 2153351 2013-01-01 2229191 2014-01-01 457405 2015-01-01 2256358 2016-01-01 1868196