Year Dollars 1992-01-01 366214 1997-01-01 1243578 2002-01-01 2287637 2003-01-01 5739401 2004-01-01 2452750 2005-01-01 269538 2006-01-01 98086 2008-01-01 100971 2009-01-01 116119 2010-01-01 462703 2011-01-01 606484 2012-01-01 141952