Year constant 2010 US$ 1960 10071.399643127 1961 10544.871397406 1962 10978.627698173 1963 11441.7937893112 1964 11973.9051491417 1965 12396.8280725058 1966 12830.6256061482 1967 13304.5704271083 1968 13883.8835974447 1969 14592.7786661937 1970 15318.8363899174 1971 15793.2843008728 1972 16434.0332092674 1973 17335.6631392746 1974 17625.3137939554 1975 17398.3176443501 1976 18113.8927160991 1977 18544.9838146318 1978 19066.1229195032 1979 19717.8977608389 1980 19924.8972331925 1981 19914.7412867101 1982 20054.423171542 1983 20374.3779486193 1984 20828.3450571921 1985 21321.9628036155 1986 21830.8596363538 1987 22408.3495697667 1988 23322.5980619911 1989 24110.8839711852 1990 24747.283388177 1991 25019.7388084547 1992 25207.7192645442 1993 25092.3560427046 1994 25742.3407607092 1995 26379.0945161148 1996 26854.96369002 1997 27599.1415231337 1998 28390.6750635052 1999 29192.4121833508 2000 30269.080177472 2001 30900.968753452 2002 31244.9649491093 2003 31529.6435191618 2004 32216.6675977167 2005 32770.8115728241 2006 33747.0289420212 2007 34666.6281939955 2008 34720.7945088383 2009 33112.9037317712 2010 33729.2406529935 2011 34326.3965949375 2012 34116.6071157146 2013 34102.9163448525 2014 34600.3130510123 2015 35303.716540394 2016 35905.0932082331 2017 36733.4869172609 2018 37397.8929202021