Year | Value | 2021 | 413,110 | 2020 | 413,110 | 2019 | 413,110 | 2018 | 413,290 | 2017 | 414,890 | 2016 | 415,150 | 2015 | 415,080 | 2014 | 415,110 | 2013 | 415,260 | 2012 | 412,970 | 2011 | 412,810 | 2010 | 412,670 | 2009 | 412,760 | 2008 | 412,920 | 2007 | 412,660 | 2006 | 412,840 | 2005 | 413,040 | 2004 | 413,540 | 2003 | 413,550 | 2002 | 413,960 | 2001 | 413,850 | 2000 | 414,060 | 1999 | 414,530 | 1998 | 416,110 | 1997 | 418,540 | 1996 | 418,400 | 1995 | 418,530 | 1994 | 418,610 | 1993 | 418,900 | 1992 | 419,290 | 1991 | 419,290 | 1990 | 419,290 | 1989 | 419,290 | 1988 | 419,290 | 1987 | 419,290 | 1986 | 419,290 | 1985 | 419,290 | 1984 | 419,290 | 1983 | 419,290 | 1982 | 419,290 | 1981 | 419,290 | 1980 | 419,290 | 1979 | 419,290 | 1978 | 419,290 | 1977 | 419,290 | 1976 | 419,290 | 1975 | 419,290 | 1974 | 419,290 |
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