Year constant 2010 US$ 1997 33183.4578700984 1998 34177.7226368959 1999 39456.7291319266 2000 67150.606109136 2001 69175.9863368571 2002 63863.8533799071 2003 72154.5253287615 2004 76110.8358050385 2005 87082.2449898893 2006 82538.6473289607 2007 72807.1234049994 2008 71609.0319663217 2009 80632.9310460344 2010 76547.0124027585 2011 70545.0928518055 2012 69899.79335949 2013 84555.6921645681 2014 81355.7559268351 2015 82408.5287011616 2016 82993.3945347297 2017 80737.047293812