Year Dollars 1992-01-01 387138 1997-01-01 614193 2002-01-01 391686 2003-01-01 626294 2004-01-01 351722 2005-01-01 795694 2006-01-01 761708 2007-01-01 1440812 2008-01-01 476245 2009-01-01 858376 2010-01-01 1333537 2011-01-01 705953 2012-01-01 744303 2013-01-01 1893259 2014-01-01 1410107 2015-01-01 1742971 2016-01-01 1421753