Year Dollars 1992-01-01 10907586 1997-01-01 2968677 2002-01-01 5606435 2003-01-01 558190 2004-01-01 2860465 2005-01-01 2911477 2006-01-01 3612302 2007-01-01 5707526 2008-01-01 5657254 2009-01-01 2981550 2010-01-01 632028 2011-01-01 730239 2012-01-01 327305 2013-01-01 473123 2014-01-01 4525611 2015-01-01 876957 2016-01-01 1060888