Year constant 2010 US$ 1995 5551.36439228585 1996 5898.07713138225 1997 6248.87278793467 1998 6563.66481891138 1999 6865.4051337533 2000 7184.94076286677 2001 7288.86234792482 2002 7432.77535480989 2003 7669.01668766818 2004 7861.00738663879 2005 8349.80379846863 2006 8822.45372010109 2007 9462.61376420191 2008 10034.3622765112 2009 10383.2934611514 2010 10719.9811644526 2011 11216.4071899334 2012 11329.5769777408 2013 11502.0582738353 2014 11971.2559219707 2015 12570.304715867 2016 12840.2190444568 2017 13529.6024761588