Year constant 2010 US$ 1960 773.216796507166 1961 572.827446715277 1962 447.081739530976 1963 772.236560082808 1964 823.564487571659 1965 845.078628772507 1966 663.237404981828 1967 647.658324429231 1968 679.22696916548 1969 711.423773730356 1970 766.582006233621 1971 788.812314850423 1972 901.504885223164 1973 889.970136384787 1974 1082.20734423883 1975 1170.85523972624 1976 1229.79829232182 1977 1325.27167189882 1978 1287.24904279478 1979 1370.24024327488 1980 1467.28215516582 1981 1548.01696142085 1982 1529.45315331851 1983 1577.24052207084 1984 1609.06157114186 1985 1659.48650349532 1986 1596.98508617644 1987 1463.40108404037 1988 1298.48929698398 1989 1405.36232259525 1990 1321.48835080888 1991 1194.36472720227 1992 1222.8344072495 1993 1165.75252679829 1994 1135.40339498051 1995 1137.04124023512 1996 1090.43673528669 1997 1049.81016711021 1998 1055.85423437191 1999 1071.73757457265 2000 1082.15659267332 2001 1118.42000584701 2002 1150.46712589919 2003 1186.58324726292 2004 1242.92135034843 2005 1277.91736564779 2006 1301.55726828582 2007 1348.2618214724 2008 1420.18148375387 2009 1483.67118707176 2010 1537.8288448664 2011 1605.63569967189 2012 1647.79052182755 2013 1683.22593479543 2014 1712.64621915739 2015 1740.86160103405 2016 1756.37630301396 2017 1752.06872995413