Year constant 2010 US$ 2000 326333458.867512 2001 7872784630.65852 2002 17373255769.6385 2003 19686067313.103 2004 18451675526.2051 2005 19403250575.0566 2006 25572508502.9072 2007 20768796417.1689 2008 7820167941.42663 2009 15468359575.7887 2010 25886631725.5839 2011 31687241574.4474 2012 36162071425.2201 2013 41984931225.2505 2014 47453728892.4342 2015 49798777337.3032 2016 49377312925.5721 2017 49224110275.0613