Year constant 2010 US$ 2000 3149.33593131795 2001 3198.53762607719 2002 3289.00153071113 2003 3397.07377447401 2004 3642.22355035619 2005 3820.82864006221 2006 4075.17647776082 2007 4330.27056809228 2008 4486.54494342678 2009 4395.67781505848 2010 4499.93798510979 2011 4589.00616783095 2012 4662.31708416727 2013 4814.37380848467 2014 4876.59499182365 2015 5013.72510787936 2016 5122.76818885915 2017 5180.77843283223 2018 5270.59213491965