Year Dollars 1992-01-01 11123292 2004-01-01 337088 2006-01-01 61369 2007-01-01 429695 2008-01-01 1640127 2010-01-01 1882450 2011-01-01 668731 2012-01-01 2059783 2013-01-01 647487 2014-01-01 1262211 2015-01-01 1323828