Year | Value | 2022 | 96,005 | 2021 | 96,043 | 2020 | 98,071 | 2019 | 101,573 | 2018 | 107,229 | 2017 | 113,147 | 2016 | 117,451 | 2015 | 121,040 | 2014 | 124,944 | 2013 | 128,680 | 2012 | 133,205 | 2011 | 139,244 | 2010 | 145,432 | 2009 | 151,241 | 2008 | 156,661 | 2007 | 161,997 | 2006 | 166,125 | 2005 | 168,734 | 2004 | 171,781 | 2003 | 172,904 | 2002 | 170,037 | 2001 | 164,535 | 2000 | 157,708 | 1999 | 150,277 | 1998 | 143,238 | 1997 | 135,402 | 1996 | 122,551 | 1995 | 109,742 | 1994 | 114,084 | 1993 | 133,161 | 1992 | 164,426 | 1991 | 187,502 | 1990 | 190,337 | 1989 | 191,807 | 1988 | 192,031 | 1987 | 190,879 | 1986 | 188,848 | 1985 | 186,932 | 1984 | 185,573 | 1983 | 184,332 | 1982 | 182,836 | 1981 | 180,394 | 1980 | 176,664 | 1979 | 171,763 | 1978 | 166,186 | 1977 | 160,264 | 1976 | 153,624 | 1975 | 146,068 | 1974 | 137,953 | 1973 | 130,172 | 1972 | 123,958 | 1971 | 120,904 | 1970 | 121,830 | 1969 | 126,343 | 1968 | 133,401 | 1967 | 141,486 | 1966 | 148,602 | 1965 | 153,242 | 1964 | 155,297 | 1963 | 154,952 | 1962 | 152,651 | 1961 | 149,756 | 1960 | 147,150 |
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