Year constant 2010 US$ 1960 1307.59194839186 1961 1218.93755998893 1962 1382.26587095733 1963 1431.04453654867 1964 1484.09227427642 1965 1265.6318829524 1966 1384.4909138257 1967 1387.76505650483 1968 1352.0667676801 1969 1454.50303040007 1970 1692.25200136402 1971 1833.76657439323 1972 2010.14041116616 1973 2173.10891274551 1974 2234.54195076786 1975 2293.7173216734 1976 2385.02374055641 1977 2407.18064591397 1978 2437.70922041352 1979 2510.70022497633 1980 2553.31431091679 1981 2583.15876760668 1982 2590.31543601969 1983 2648.86771985928 1984 2630.90153145754 1985 2440.68080913047 1986 2528.52703640261 1987 2702.72428680862 1988 2672.72622271089 1989 2779.22942073075 1990 2586.60315632205 1991 2550.41139768517 1992 2809.89948947845 1993 2913.9243337415 1994 2956.43804426387 1995 3069.51005459548 1996 3220.64910137658 1997 3448.69023679653 1998 3617.35871185915 1999 3765.19624054342 2000 3886.55543644879 2001 3924.00029308198 2002 4043.65165991411 2003 3836.78091294361 2004 3810.83469100208 2005 4246.4532088279 2006 4593.60793876362 2007 4864.7777397771 2008 5030.83554065326 2009 5015.13954363565 2010 5369.01912469368 2011 5458.06857407916 2012 5532.9762835092 2013 5691.47926077946 2014 6044.63196912225 2015 6433.32238253345 2016 6763.54028134153 2017 6957.77693853071 2018 7387.55779549753