Year Dollars 2002-01-01 136168 2004-01-01 116743 2006-01-01 1184561 2007-01-01 2448679 2008-01-01 1671013 2009-01-01 932752 2010-01-01 556988 2011-01-01 867378 2012-01-01 1013163 2013-01-01 1619066 2014-01-01 1130978 2015-01-01 348663 2016-01-01 3435143