Year Dollars 1992-01-01 317180 1997-01-01 250436 2002-01-01 1262348 2003-01-01 2055014 2004-01-01 1134362 2005-01-01 854220 2006-01-01 1484365 2007-01-01 3077564 2008-01-01 3118205 2009-01-01 1311655 2010-01-01 1580717 2011-01-01 1921541 2012-01-01 2925381 2013-01-01 3264205 2014-01-01 2529991 2015-01-01 2954917 2016-01-01 1966199