Year | Value | 2022 | 63,147 | 2021 | 61,147 | 2020 | 59,323 | 2019 | 57,198 | 2018 | 55,133 | 2017 | 54,081 | 2016 | 53,579 | 2015 | 53,136 | 2014 | 53,183 | 2013 | 53,218 | 2012 | 52,239 | 2011 | 50,715 | 2010 | 49,198 | 2009 | 47,700 | 2008 | 46,421 | 2007 | 45,460 | 2006 | 44,792 | 2005 | 44,178 | 2004 | 43,372 | 2003 | 42,288 | 2002 | 40,951 | 2001 | 39,021 | 2000 | 37,179 | 1999 | 36,649 | 1998 | 36,795 | 1997 | 36,799 | 1996 | 36,686 | 1995 | 36,872 | 1994 | 37,196 | 1993 | 37,425 | 1992 | 37,846 | 1991 | 38,884 | 1990 | 38,739 | 1989 | 37,547 | 1988 | 36,893 | 1987 | 36,161 | 1986 | 35,436 | 1985 | 34,809 | 1984 | 34,274 | 1983 | 33,751 | 1982 | 33,239 | 1981 | 32,735 | 1980 | 32,229 | 1979 | 31,718 | 1978 | 31,205 | 1977 | 30,697 | 1976 | 30,190 | 1975 | 29,686 | 1974 | 29,185 | 1973 | 28,676 | 1972 | 28,157 | 1971 | 27,634 | 1970 | 27,108 | 1969 | 26,587 | 1968 | 26,080 | 1967 | 25,589 | 1966 | 25,103 | 1965 | 24,623 | 1964 | 24,146 | 1963 | 23,669 | 1962 | 23,187 | 1961 | 22,696 | 1960 | 22,196 |
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