Year | Value | 2022 | 521,686 | 2021 | 510,485 | 2020 | 504,091 | 2019 | 495,503 | 2018 | 485,923 | 2017 | 479,308 | 2016 | 473,662 | 2015 | 468,361 | 2014 | 462,540 | 2013 | 456,469 | 2012 | 450,584 | 2011 | 443,085 | 2010 | 434,225 | 2009 | 425,217 | 2008 | 416,931 | 2007 | 409,186 | 2006 | 402,401 | 2005 | 395,936 | 2004 | 388,261 | 2003 | 379,817 | 2002 | 371,927 | 2001 | 363,369 | 2000 | 353,185 | 1999 | 346,618 | 1998 | 344,077 | 1997 | 340,915 | 1996 | 337,042 | 1995 | 333,122 | 1994 | 327,625 | 1993 | 321,118 | 1992 | 313,894 | 1991 | 306,100 | 1990 | 298,695 | 1989 | 290,487 | 1988 | 281,306 | 1987 | 271,036 | 1986 | 261,243 | 1985 | 251,998 | 1984 | 242,116 | 1983 | 232,105 | 1982 | 222,107 | 1981 | 212,047 | 1980 | 202,128 | 1979 | 192,578 | 1978 | 183,810 | 1977 | 175,101 | 1976 | 166,682 | 1975 | 159,246 | 1974 | 152,105 | 1973 | 145,137 | 1972 | 139,575 | 1971 | 134,793 | 1970 | 129,719 | 1969 | 125,073 | 1968 | 120,606 | 1967 | 115,812 | 1966 | 110,930 | 1965 | 106,209 | 1964 | 101,248 | 1963 | 97,019 | 1962 | 93,588 | 1961 | 89,906 | 1960 | 86,230 |
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