Year current US$ 1970 0 1971 0 1972 29999.999329447703 1973 19999.9995529652 1974 99999.99776482579 1975 509999.994188547 1976 919999.986886978 1977 589999.990537763 1978 600000.012665987 1979 1090000.02779067 1980 569999.994710088 1981 549999.985843897 1982 59999.9986588955 1983 99999.99776482579 1984 89999.9998509884 1985 259999.99232590199 1986 239999.994635582 1987 280000.001192093 1988 380000.000819564 1989 329999.998211861 1990 459999.99716877897 1991 389999.995008111 1992 309999.99679625 1993 639999.995008111 1994 739999.994635582 1995 1449999.98994172 1996 1259999.99791384 1997 2139999.98755753 1998 1529999.97325242 1999 1900000.0115484 2000 1599999.9791383701 2001 2899999.9873340097 2002 2140000.03226101 2003 2819999.98725951 2004 3300000.0026077 2005 4369999.92094934 2006 5250000.04470348 2007 4889999.931678181 2008 4979999.97809529 2009 4039999.9991059303 2010 5310000.04522502 2011 3750000.03539026 2012 1980000.00603497 2013 2110000.00871718 2014 3509999.94575977 2015 5010000.018402929 2016 4750000.01862645 2017 5210000.00275671 2018 4080000.0205635997 2019 4360000.018030411 2020 2770000.0070035504 2021 5209999.85933304 2022 809999.9967962505