Year | Value | 2022 | 702,283 | 2021 | 662,541 | 2020 | 624,396 | 2019 | 588,409 | 2018 | 552,899 | 2017 | 523,236 | 2016 | 507,110 | 2015 | 505,068 | 2014 | 497,048 | 2013 | 488,333 | 2012 | 490,205 | 2011 | 489,362 | 2010 | 486,476 | 2009 | 486,330 | 2008 | 481,883 | 2007 | 471,692 | 2006 | 463,734 | 2005 | 455,590 | 2004 | 445,873 | 2003 | 434,727 | 2002 | 424,441 | 2001 | 414,321 | 2000 | 401,722 | 1999 | 386,681 | 1998 | 368,167 | 1997 | 349,459 | 1996 | 337,420 | 1995 | 328,513 | 1994 | 299,601 | 1993 | 288,199 | 1992 | 295,336 | 1991 | 286,834 | 1990 | 280,877 | 1989 | 275,977 | 1988 | 272,791 | 1987 | 268,004 | 1986 | 261,825 | 1985 | 257,520 | 1984 | 252,771 | 1983 | 247,583 | 1982 | 242,532 | 1981 | 238,474 | 1980 | 229,985 | 1979 | 220,982 | 1978 | 216,307 | 1977 | 210,410 | 1976 | 205,451 | 1975 | 201,616 | 1974 | 197,212 | 1973 | 192,624 | 1972 | 194,121 | 1971 | 196,156 | 1970 | 193,367 | 1969 | 187,605 | 1968 | 179,122 | 1967 | 170,823 | 1966 | 161,937 | 1965 | 153,093 | 1964 | 147,040 | 1963 | 143,377 | 1962 | 140,154 | 1961 | 136,217 | 1960 | 132,092 |
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