Year Dollars 1992-01-01 91184 1997-01-01 282564 2003-01-01 143277 2004-01-01 46284 2005-01-01 217789 2006-01-01 243909 2007-01-01 567559 2008-01-01 999151 2009-01-01 395342 2011-01-01 399381 2012-01-01 431116 2013-01-01 1133618 2014-01-01 1422148 2015-01-01 1238044 2016-01-01 952059