Year | Value | 2022 | 166,158 | 2021 | 159,836 | 2020 | 155,224 | 2019 | 149,859 | 2018 | 143,452 | 2017 | 137,943 | 2016 | 133,256 | 2015 | 128,994 | 2014 | 124,973 | 2013 | 121,027 | 2012 | 116,999 | 2011 | 112,846 | 2010 | 108,584 | 2009 | 104,243 | 2008 | 99,889 | 2007 | 95,612 | 2006 | 91,507 | 2005 | 87,620 | 2004 | 83,933 | 2003 | 80,412 | 2002 | 77,022 | 2001 | 73,731 | 2000 | 70,514 | 1999 | 67,369 | 1998 | 64,302 | 1997 | 61,244 | 1996 | 58,063 | 1995 | 54,699 | 1994 | 51,154 | 1993 | 47,424 | 1992 | 43,609 | 1991 | 39,902 | 1990 | 36,476 | 1989 | 33,433 | 1988 | 30,863 | 1987 | 28,812 | 1986 | 27,228 | 1985 | 26,046 | 1984 | 25,206 | 1983 | 24,591 | 1982 | 24,076 | 1981 | 23,596 | 1980 | 23,127 | 1979 | 22,661 | 1978 | 22,219 | 1977 | 21,826 | 1976 | 21,474 | 1975 | 21,149 | 1974 | 20,856 | 1973 | 20,578 | 1972 | 20,301 | 1971 | 20,019 | 1970 | 19,729 | 1969 | 19,427 | 1968 | 19,115 | 1967 | 18,794 | 1966 | 18,463 | 1965 | 18,114 | 1964 | 17,736 | 1963 | 17,314 | 1962 | 16,842 | 1961 | 16,325 | 1960 | 15,767 |
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