Year current US$ 1970 170000.00178813902 1971 -90000.0035762787 1972 560000.002384186 1973 -230000.004172325 1974 29999.999329447703 1975 140000.000596046 1976 1240000.0095367401 1977 2680000.0667572 1978 3779999.97138977 1979 8840000.15258789 1980 27159999.8474121 1981 14829999.923706101 1982 4369999.88555908 1983 5940000.05722046 1984 4539999.96185303 1985 5260000.228881841 1986 7170000.07629395 1987 8810000.4196167 1988 21420000.381767724 1989 35909999.698400475 1990 76290000.5578995 1991 242220000.78856936 1992 289999990.92519283 1993 337809992.59650683 1994 340619996.318594 1995 345719998.90171057 1996 278089996.57258433 1997 203329995.88735428 1998 201979998.17319193 1999 227520002.97792298 2000 205470002.5096539 2001 196850000.0126657 2002 242469998.04861844 2003 199250000.4991889 2004 213480002.48707834 2005 121670002.66350812 2006 136949998.3862042 2007 184780000.17814335 2008 147399998.2625246 2009 128289998.82936485 2010 129879997.94632201 2011 118479998.9946186 2012 129379998.99126591 2013 120709997.58318064 2014 134619998.8014995 2015 107750001.08405945 2016 119410001.47163862 2017 139250000.8940697 2018 132510000.94413756 2019 116699997.8274106 2020 130010000.78022473 2021 158909999.5791912 2022 227319997.41494662