Year Dollars 1992-01-01 210592 1997-01-01 249321 2002-01-01 556497 2003-01-01 1183188 2005-01-01 4017669 2006-01-01 825074 2008-01-01 2953302 2009-01-01 2977972 2010-01-01 3461584 2011-01-01 3509287 2012-01-01 1605742 2013-01-01 2973709 2014-01-01 2841214 2015-01-01 3307774 2016-01-01 3599557