Year Dollars 1992-01-01 14700638 1997-01-01 31047885 2002-01-01 28313327 2003-01-01 27371419 2004-01-01 31689473 2005-01-01 34006459 2006-01-01 37006625 2007-01-01 47756545 2008-01-01 42039713 2009-01-01 58001087 2010-01-01 78110533 2011-01-01 67851122 2012-01-01 117633384 2013-01-01 153586773 2014-01-01 64841417 2015-01-01 78581982 2016-01-01 100009732