Year Dollars 1992-01-01 3565402 1997-01-01 1132374 2002-01-01 1871442 2003-01-01 1694240 2004-01-01 1262710 2005-01-01 2605213 2006-01-01 2573610 2007-01-01 2716643 2008-01-01 3155391 2009-01-01 2787332 2010-01-01 2672263 2011-01-01 2335760 2012-01-01 2884917 2013-01-01 2998346 2014-01-01 3217279 2015-01-01 1997946 2016-01-01 3988665