Year constant 2010 US$ 1995 15179547550.0309 1996 15577089111.4207 1997 15246511619.8752 1998 15980701837.5768 1999 15586496828.3096 2000 14064591827.3987 2001 14895797382.7542 2002 16631821457.5004 2003 15887163797.9318 2004 16575971300.0274 2005 16446921573.4095 2006 17246153680.0363 2007 19011978330.2429 2008 20094327552.0908 2009 20307102027.4636 2010 22469004541.2728 2011 23778977942.0709 2012 23177814674.7356 2013 25150917492.7938 2014 26589272970.1055 2015 26943269142.0818 2016 28169986003.6196 2017 30321920191.6256