Year | Value | 2021 | 24,731.25451666 | 2020 | 22,432.088905544 | 2019 | 32,193.382045896 | 2018 | 32,180.076007806 | 2017 | 29,710.726839393 | 2016 | 26,849.893395556 | 2015 | 25,835.122891797 | 2014 | 24,615.008355335 | 2013 | 22,575.747630054 | 2012 | 22,335.522973282 | 2011 | 23,669.577948003 | 2010 | 24,370.742337044 | 2009 | 17,878.735 | 2008 | 17,222.174 | 2007 | 17,476.883 | 2006 | 13,535.942 | 2005 | 13,282.482 | 2004 | 12,560.167 | 2003 | 10,564.33 | 2002 | 9,706.448 | 2001 | 8,616.309 | 2000 | 8,421.981 | 1999 | 7,217.899845913 | 1998 | 6,134.6998642236 | 1997 | 6,477.0001021997 | 1996 | 5,774.899929762 | 1995 | 5,281.9000474215 | 1994 | 4,952.9999045132 | 1993 | 4,316.9000316857 | 1992 | 3,882.4000484943 | 1991 | 3,418.6999936103 | 1990 | 2,853.3000062479 | 1989 | 2,502.5000059156 | 1988 | 2,482.3000118285 | 1987 | 2,084.1000059172 | 1986 | 1,666.8999909462 | 1985 | 1,417.6000002921 | 1984 | 1,327.2000212223 | 1983 | 1,153.4000123292 | 1982 | 1,005.5000125542 | 1981 | 918.9000025913 | 1980 | 754.2000140698 | 1979 | 566.3999968543 | 1978 | 495.7000001446 | 1977 | 400.5999922827 | 1976 | 386.0000062288 | 1975 | 326.3999952376 | 1974 | 222.5999995471 |
|