Year Dollars 1992-01-01 363236377 1997-01-01 972595820 2002-01-01 959157175 2003-01-01 898076016 2004-01-01 1084709202 2005-01-01 1204944608 2006-01-01 1496977357 2007-01-01 1697001970 2008-01-01 1821889390 2009-01-01 1389778925 2010-01-01 1501053046 2011-01-01 1628201182 2012-01-01 1665348987 2013-01-01 1700251665 2014-01-01 1717226871 2015-01-01 1801995703 2016-01-01 1593205314