Year | Value | 2021 | 22,393,223 | 2020 | 22,393,160.6 | 2019 | 22,396,429.9 | 2018 | 22,396,476.3 | 2017 | 22,396,398 | 2016 | 22,396,389 | 2015 | 22,396,381 | 2014 | 22,391,561 | 2013 | 22,392,696 | 2012 | 22,392,677 | 2011 | 22,392,687 | 2010 | 22,392,760 | 2009 | 22,392,815 | 2008 | 22,392,906 | 2007 | 22,393,804 | 2006 | 22,393,931 | 2005 | 22,296,652 | 2004 | 22,296,560 | 2003 | 22,296,325 | 2002 | 22,296,328 | 2001 | 22,297,669 | 2000 | 22,298,628 | 1999 | 22,295,340 | 1998 | 22,288,521 | 1997 | 22,286,032 | 1996 | 22,285,351 | 1995 | 22,285,785 | 1994 | 22,288,755 | 1993 | 22,293,629 | 1992 | 22,297,355 | 1991 | 907,660 | 1990 | 907,660 | 1989 | 907,660 | 1988 | 907,660 | 1987 | 907,660 | 1986 | 907,660 | 1985 | 907,660 | 1984 | 907,660 | 1983 | 907,660 | 1982 | 907,660 | 1981 | 907,660 | 1980 | 907,660 | 1979 | 907,660 | 1978 | 907,660 | 1977 | 907,660 | 1976 | 907,660 | 1975 | 907,660 | 1974 | 907,660 | 1973 | 907,660 | 1972 | 907,660 | 1971 | 907,660 | 1970 | 907,660 | 1969 | 907,660 | 1968 | 907,660 | 1967 | 907,660 | 1966 | 907,660 | 1965 | 907,660 | 1964 | 907,660 | 1963 | 907,660 | 1962 | 907,660 | 1961 | 907,660 |
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