Year Dollars 2002-01-01 828830 2003-01-01 7395329 2004-01-01 11816381 2005-01-01 8169042 2006-01-01 11583553 2007-01-01 14874873 2008-01-01 8515051 2009-01-01 14067413 2010-01-01 13712086 2011-01-01 32006565 2012-01-01 32357693 2013-01-01 49584144