Year Dollars 1992-01-01 59943 2002-01-01 67499 2005-01-01 52767 2006-01-01 432668 2007-01-01 244151 2010-01-01 314476 2011-01-01 1620589 2012-01-01 1133972 2013-01-01 338836 2014-01-01 721335 2015-01-01 1266357 2016-01-01 574833