Year Dollars 1992-01-01 268928623 1997-01-01 285942180 2002-01-01 402495502 2003-01-01 359223475 2004-01-01 425542560 2005-01-01 435004827 2006-01-01 448393504 2007-01-01 705146160 2008-01-01 542384523 2009-01-01 331337747 2010-01-01 477992895 2011-01-01 509471787 2012-01-01 500550410 2013-01-01 630543697 2014-01-01 779259261 2015-01-01 835907034 2016-01-01 942324959