Year Dollars 2002-01-01 2473437 2003-01-01 229506 2006-01-01 2605874 2008-01-01 12047007 2010-01-01 62673913 2011-01-01 12722950 2012-01-01 27039547 2013-01-01 4116216 2014-01-01 6580980 2015-01-01 2887513 2016-01-01 16398082