Year Dollars 1992-01-01 88276814 1997-01-01 156405987 2002-01-01 275166653 2003-01-01 186813017 2004-01-01 205403290 2005-01-01 218026305 2006-01-01 215322070 2007-01-01 281150575 2008-01-01 293294497 2009-01-01 155673397 2010-01-01 175555885 2011-01-01 214585562 2012-01-01 198569857 2013-01-01 204040928 2014-01-01 205981624 2015-01-01 181329453 2016-01-01 177848415