Year | Value | 2022 | 166,431 | 2021 | 173,128 | 2020 | 174,791 | 2019 | 174,724 | 2018 | 174,662 | 2017 | 176,763 | 2016 | 179,836 | 2015 | 182,501 | 2014 | 184,979 | 2013 | 186,460 | 2012 | 186,459 | 2011 | 185,243 | 2010 | 182,750 | 2009 | 178,501 | 2008 | 173,030 | 2007 | 166,659 | 2006 | 157,792 | 2005 | 147,012 | 2004 | 137,933 | 2003 | 130,368 | 2002 | 122,954 | 2001 | 118,165 | 2000 | 116,899 | 1999 | 115,604 | 1998 | 113,205 | 1997 | 111,111 | 1996 | 108,816 | 1995 | 106,783 | 1994 | 105,950 | 1993 | 106,477 | 1992 | 108,583 | 1991 | 112,340 | 1990 | 115,864 | 1989 | 118,290 | 1988 | 120,188 | 1987 | 121,029 | 1986 | 121,225 | 1985 | 121,174 | 1984 | 121,402 | 1983 | 123,081 | 1982 | 125,206 | 1981 | 127,063 | 1980 | 127,303 | 1979 | 125,067 | 1978 | 115,589 | 1977 | 99,986 | 1976 | 84,974 | 1975 | 74,176 | 1974 | 71,420 | 1973 | 78,325 | 1972 | 90,849 | 1971 | 102,659 | 1970 | 111,714 | 1969 | 115,699 | 1968 | 116,438 | 1967 | 115,978 | 1966 | 114,489 | 1965 | 112,591 | 1964 | 109,536 | 1963 | 105,940 | 1962 | 103,382 | 1961 | 101,858 | 1960 | 99,086 |
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