Year Dollars 1992-01-01 64219 1997-01-01 54133 2003-01-01 36030 2007-01-01 192637 2009-01-01 324349 2010-01-01 60652 2011-01-01 31135 2012-01-01 35280 2014-01-01 40448 2016-01-01 57625