Year Dollars 2002-01-01 726276 2003-01-01 871480 2004-01-01 2946772 2005-01-01 4166724 2006-01-01 2503001 2007-01-01 2884872 2008-01-01 6476100 2009-01-01 6393746 2010-01-01 2995276 2011-01-01 2890925 2012-01-01 3963281 2013-01-01 7599212 2014-01-01 9690485 2015-01-01 10298367 2016-01-01 2010435