Year Dollars 1992-01-01 9125449 1997-01-01 32665897 2002-01-01 45783467 2003-01-01 64011783 2004-01-01 69592859 2005-01-01 70988972 2006-01-01 95437353 2007-01-01 100786094 2008-01-01 103220776 2009-01-01 71800681 2010-01-01 165771696 2011-01-01 181593677 2012-01-01 122859233 2013-01-01 155964516 2014-01-01 182767821 2015-01-01 199586204 2016-01-01 122625654