Year Dollars 1992-01-01 330571 1997-01-01 3342214 2002-01-01 3239189 2003-01-01 1995836 2004-01-01 1164900 2005-01-01 2567998 2006-01-01 5403227 2007-01-01 9584903 2008-01-01 10966494 2009-01-01 12230895 2010-01-01 4724819 2011-01-01 5501238 2012-01-01 6574611 2013-01-01 5638296 2014-01-01 7799337 2015-01-01 21554102 2016-01-01 63552545