| Year | Value | | 2022 | 212,866 | | 2021 | 193,359 | | 2020 | 168,824 | | 2019 | 143,811 | | 2018 | 117,855 | | 2017 | 94,382 | | 2016 | 73,529 | | 2015 | 55,370 | | 2014 | 39,837 | | 2013 | 27,078 | | 2012 | 17,167 | | 2011 | 9,602 | | 2010 | 3,829 | | 2009 | 3,117 | | 2008 | 12,400 | | 2007 | 29,111 | | 2006 | 43,622 | | 2005 | 48,757 | | 2004 | 47,078 | | 2003 | 44,056 | | 2002 | 40,979 | | 2001 | 37,865 | | 2000 | 34,930 | | 1999 | 32,363 | | 1998 | 30,153 | | 1997 | 28,168 | | 1996 | 26,213 | | 1995 | 24,414 | | 1994 | 22,788 | | 1993 | 21,108 | | 1992 | 19,378 | | 1991 | 17,670 | | 1990 | 16,097 | | 1989 | 14,696 | | 1988 | 13,423 | | 1987 | 12,239 | | 1986 | 11,116 | | 1985 | 10,407 | | 1984 | 9,999 | | 1983 | 9,372 | | 1982 | 8,516 | | 1981 | 7,553 | | 1980 | 6,884 | | 1979 | 6,545 | | 1978 | 6,133 | | 1977 | 5,529 | | 1976 | 4,835 | | 1975 | 4,329 | | 1974 | 4,121 | | 1973 | 4,030 | | 1972 | 3,864 | | 1971 | 3,526 | | 1970 | 3,014 | | 1969 | 2,423 | | 1968 | 1,899 | | 1967 | 1,591 | | 1966 | 1,442 | | 1965 | 1,325 | | 1964 | 1,246 | | 1963 | 1,197 | | 1962 | 1,176 | | 1961 | 1,172 | | 1960 | 1,176 |
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