Year Dollars 1992-01-01 123678636 1997-01-01 106216981 2002-01-01 81146548 2003-01-01 82506951 2004-01-01 97670630 2005-01-01 182708275 2006-01-01 352206892 2007-01-01 179068005 2008-01-01 212468236 2009-01-01 142600835 2010-01-01 162509954 2011-01-01 146147859 2012-01-01 203708414 2013-01-01 204205479 2014-01-01 214036212 2015-01-01 164747262 2016-01-01 168425149