Year Dollars 1992-01-01 2092446 1997-01-01 3121819 2002-01-01 1696655 2003-01-01 1799732 2004-01-01 2347569 2005-01-01 5026679 2006-01-01 4640174 2007-01-01 5806088 2008-01-01 10107287 2009-01-01 5054218 2010-01-01 4840729 2011-01-01 1639712