| Year | Value | | 2022 | 266,982 | | 2021 | 257,318 | | 2020 | 248,526 | | 2019 | 240,236 | | 2018 | 232,419 | | 2017 | 225,133 | | 2016 | 218,551 | | 2015 | 212,969 | | 2014 | 208,402 | | 2013 | 204,755 | | 2012 | 202,073 | | 2011 | 199,994 | | 2010 | 197,997 | | 2009 | 195,844 | | 2008 | 193,065 | | 2007 | 189,339 | | 2006 | 184,611 | | 2005 | 178,975 | | 2004 | 172,952 | | 2003 | 167,228 | | 2002 | 161,653 | | 2001 | 156,074 | | 2000 | 150,822 | | 1999 | 145,766 | | 1998 | 140,779 | | 1997 | 136,297 | | 1996 | 132,498 | | 1995 | 129,022 | | 1994 | 125,866 | | 1993 | 122,882 | | 1992 | 120,091 | | 1991 | 117,670 | | 1990 | 115,739 | | 1989 | 114,214 | | 1988 | 112,925 | | 1987 | 111,784 | | 1986 | 110,642 | | 1985 | 109,433 | | 1984 | 108,313 | | 1983 | 107,449 | | 1982 | 106,673 | | 1981 | 105,425 | | 1980 | 103,612 | | 1979 | 101,506 | | 1978 | 99,124 | | 1977 | 96,497 | | 1976 | 93,650 | | 1975 | 90,491 | | 1974 | 86,918 | | 1973 | 83,198 | | 1972 | 79,793 | | 1971 | 76,968 | | 1970 | 74,754 | | 1969 | 72,913 | | 1968 | 71,163 | | 1967 | 69,412 | | 1966 | 67,635 | | 1965 | 65,801 | | 1964 | 63,913 | | 1963 | 61,934 | | 1962 | 59,882 | | 1961 | 57,871 | | 1960 | 55,964 |
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