Year Dollars 1992-01-01 207046 1997-01-01 549050 2002-01-01 174387 2003-01-01 327010 2004-01-01 1472519 2005-01-01 1376459 2006-01-01 5229804 2007-01-01 2787200 2008-01-01 10978130 2009-01-01 1941912 2010-01-01 1453794 2011-01-01 1372777 2012-01-01 2781141 2013-01-01 3437193 2014-01-01 3700235 2015-01-01 2899857 2016-01-01 2151129