Year | Value | 2021 | 97,600 | 2020 | 97,600 | 2019 | 97,600 | 2018 | 97,520 | 2017 | 97,510 | 2016 | 97,489 | 2015 | 97,445 | 2014 | 97,430 | 2013 | 97,426 | 2012 | 97,310 | 2011 | 97,190 | 2010 | 97,200 | 2009 | 97,060 | 2008 | 96,990 | 2007 | 96,920 | 2006 | 96,880 | 2005 | 96,850 | 2004 | 96,820 | 2003 | 96,800 | 2002 | 96,790 | 2001 | 96,740 | 2000 | 96,460 | 1999 | 96,460 | 1998 | 96,460 | 1997 | 96,460 | 1996 | 96,460 | 1995 | 96,460 | 1994 | 96,460 | 1993 | 96,460 | 1992 | 96,460 | 1991 | 96,460 | 1990 | 96,460 | 1989 | 96,460 | 1988 | 96,460 | 1987 | 96,460 | 1986 | 96,460 | 1985 | 96,460 | 1984 | 96,460 | 1983 | 96,460 | 1982 | 96,460 | 1981 | 96,460 | 1980 | 96,460 | 1979 | 96,460 | 1978 | 96,460 | 1977 | 96,460 | 1976 | 96,460 | 1975 | 96,460 | 1974 | 96,460 |
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