Year current US$ 1962 86.28852061775765 1963 93.32642309066597 1964 103.6697318818501 1965 108.2715020094668 1966 104.09201991687912 1967 105.26853878261113 1968 102.68967924012975 1969 110.08906201868784 1970 116.61821418590873 1971 120.63976117844685 1972 124.57855384080192 1973 140.58638162476544 1974 162.86833346183974 1975 185.77165644357518 1976 180.02602639124447 1977 183.0846126378178 1978 201.86895375905334 1979 220.56477855842567 1980 265.0930147005207 1981 291.2303820090696 1982 285.4249912183792 1983 279.3438811994397 1984 277.3665184401247 1985 286.8011724834639 1986 306.10215300169176 1987 340.783732282576 1988 378.2913607650161 1989 375.5326551403652 1990 372.05344306502894 1991 344.8961362691991 1992 346.5549726113423 1993 332.18200826374795 1994 345.68600495786734 1995 370.6808943587472 1996 401.6909527736268 1997 409.45290530048567 1998 410.52391368967807 1999 430.3792966099547 2000 442.12083469886255 2001 455.1967217117511 2002 466.95877033218164 2003 519.0890500324979 2004 605.5636359029872 2005 695.1017578683329 2006 768.095149423876 2007 876.6252822238866 2008 955.6552274212098 2009 1057.9134972539207 2010 1147.0619401179804 2011 1271.7945444135828 2012 1383.4957706892878 2013 1431.0888254691965 2014 1475.9787634225997 2015 1520.6780369489632 2016 1617.748130788617 2017 1744.4404988723818 2018 1928.2370748166238 2019 2014.195061637967 2020 1866.4181895803406 2021 2097.7413015727657 2022 2288.1782689954894 2023 2388.1310687504097