| Year | Value | | 2022 | 222,382 | | 2021 | 218,764 | | 2020 | 214,929 | | 2019 | 211,905 | | 2018 | 209,701 | | 2017 | 207,630 | | 2016 | 205,544 | | 2015 | 203,571 | | 2014 | 201,757 | | 2013 | 199,939 | | 2012 | 198,124 | | 2011 | 196,351 | | 2010 | 194,672 | | 2009 | 193,176 | | 2008 | 191,787 | | 2007 | 190,478 | | 2006 | 189,379 | | 2005 | 188,626 | | 2004 | 188,073 | | 2003 | 187,440 | | 2002 | 186,630 | | 2001 | 185,530 | | 2000 | 184,008 | | 1999 | 182,211 | | 1998 | 180,385 | | 1997 | 178,543 | | 1996 | 176,713 | | 1995 | 174,902 | | 1994 | 173,107 | | 1993 | 171,362 | | 1992 | 169,799 | | 1991 | 168,701 | | 1990 | 168,186 | | 1989 | 167,886 | | 1988 | 167,452 | | 1987 | 166,773 | | 1986 | 166,365 | | 1985 | 166,517 | | 1984 | 166,779 | | 1983 | 166,944 | | 1982 | 166,885 | | 1981 | 166,190 | | 1980 | 164,905 | | 1979 | 163,489 | | 1978 | 161,988 | | 1977 | 160,362 | | 1976 | 158,136 | | 1975 | 155,263 | | 1974 | 152,240 | | 1973 | 149,587 | | 1972 | 147,332 | | 1971 | 145,064 | | 1970 | 142,771 | | 1969 | 140,457 | | 1968 | 138,154 | | 1967 | 135,752 | | 1966 | 132,976 | | 1965 | 129,789 | | 1964 | 126,582 | | 1963 | 123,416 | | 1962 | 120,163 | | 1961 | 116,820 | | 1960 | 113,335 |
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