Year Dollars 1997-01-01 330575 2002-01-01 89090 2003-01-01 207548 2004-01-01 135231 2005-01-01 412985 2006-01-01 492194 2007-01-01 227667 2008-01-01 1268229 2009-01-01 258586 2010-01-01 686925 2011-01-01 1207608 2012-01-01 1028574 2013-01-01 2066472 2016-01-01 198213