Year Dollars 1992-01-01 157878 1997-01-01 256111 2002-01-01 630834 2003-01-01 261345 2004-01-01 235496 2005-01-01 280534 2007-01-01 859166 2008-01-01 512756 2009-01-01 736477 2010-01-01 881852 2011-01-01 1176386 2012-01-01 809518 2013-01-01 1602652 2014-01-01 1454209 2015-01-01 976473 2016-01-01 1749156