Year Dollars 1992-01-01 2160106 1997-01-01 2174935 2002-01-01 775960 2003-01-01 1057885 2004-01-01 1568830 2005-01-01 1217181 2006-01-01 919198 2007-01-01 2032569 2008-01-01 3291846 2009-01-01 1286053 2010-01-01 456506 2011-01-01 1230226 2012-01-01 293039 2013-01-01 279511 2014-01-01 1112713 2015-01-01 203345 2016-01-01 606005