Year Dollars 1992-01-01 114139 1997-01-01 2016858 2004-01-01 729362 2005-01-01 426787 2006-01-01 1304463 2009-01-01 111903 2010-01-01 298038 2011-01-01 687020 2013-01-01 2939498 2016-01-01 1578111