Year | Value | 2022 | 70,918 | 2021 | 77,948 | 2020 | 78,651 | 2019 | 77,982 | 2018 | 77,082 | 2017 | 76,321 | 2016 | 76,575 | 2015 | 77,582 | 2014 | 78,683 | 2013 | 77,987 | 2012 | 73,842 | 2011 | 66,566 | 2010 | 57,517 | 2009 | 48,277 | 2008 | 41,583 | 2007 | 39,145 | 2006 | 40,569 | 2005 | 44,036 | 2004 | 47,662 | 2003 | 50,714 | 2002 | 53,289 | 2001 | 55,362 | 2000 | 57,143 | 1999 | 58,260 | 1998 | 58,269 | 1997 | 57,455 | 1996 | 56,704 | 1995 | 56,376 | 1994 | 57,116 | 1993 | 58,464 | 1992 | 59,561 | 1991 | 59,587 | 1990 | 58,245 | 1989 | 55,794 | 1988 | 52,949 | 1987 | 50,604 | 1986 | 49,147 | 1985 | 48,430 | 1984 | 47,671 | 1983 | 45,962 | 1982 | 43,116 | 1981 | 39,852 | 1980 | 37,179 | 1979 | 35,845 | 1978 | 36,266 | 1977 | 38,115 | 1976 | 40,378 | 1975 | 42,046 | 1974 | 42,556 | 1973 | 41,793 | 1972 | 40,126 | 1971 | 38,138 | 1970 | 36,273 | 1969 | 34,689 | 1968 | 33,389 | 1967 | 32,367 | 1966 | 31,448 | 1965 | 30,401 | 1964 | 29,185 | 1963 | 27,788 | 1962 | 26,249 | 1961 | 24,688 | 1960 | 23,285 |
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