Year constant 2010 US$ 1967 74153744.7403136 1968 81259662.765448 1969 83265371.7419291 1970 88480196.6759811 1971 88422893.3344816 1972 88594807.9601802 1973 96732236.7455048 1974 102405520.619952 1975 115127409.975634 1976 121602968.238275 1977 118565757.704003 1978 119196126.668897 1979 136559789.138836 1980 131161578.788146 1981 104525831.678233 1982 122227604.108299 1983 158473532.014714 1984 155063840.558295 1985 141522472.92861 1986 137958047.726303 1987 134152942.968259 1988 131739319.230471 1989 136959495.359815 1990 133984557.462757 1991 135500091.689728 1992 131739319.441913 1993 125564913.545914 1994 133310988.153907 1995 129793472.314466 1996 126594206.8915 1997 139512429.292433 1998 135380138.676372 1999 176113161.058631 2000 189315534.782319 2001 205659466.331922 2002 168469734.353137 2003 201257088.204495 2004 214718345.139949 2005 209859542.181407 2006 179277317.598426 2007 176031586.277619 2008 221827487.261167 2009 247850111.992761 2010 275573504.21248 2011 174755664.325561 2012 197901433.198876 2013 194020142.268616 2014 170014573.520455 2015 188425910.277425 2016 196380757.295758 2017 180473720.189664