Year | Value | 2022 | 378,167 | 2021 | 376,332 | 2020 | 377,275 | 2019 | 378,411 | 2018 | 378,053 | 2017 | 376,068 | 2016 | 372,499 | 2015 | 367,272 | 2014 | 362,841 | 2013 | 362,109 | 2012 | 364,726 | 2011 | 369,915 | 2010 | 374,775 | 2009 | 380,498 | 2008 | 383,971 | 2007 | 385,756 | 2006 | 387,479 | 2005 | 390,425 | 2004 | 396,058 | 2003 | 403,116 | 2002 | 408,152 | 2001 | 410,822 | 2000 | 411,447 | 1999 | 409,883 | 1998 | 407,410 | 1997 | 405,146 | 1996 | 401,943 | 1995 | 398,129 | 1994 | 393,653 | 1993 | 388,067 | 1992 | 382,702 | 1991 | 377,256 | 1990 | 372,236 | 1989 | 368,595 | 1988 | 365,953 | 1987 | 364,605 | 1986 | 365,743 | 1985 | 362,398 | 1984 | 352,862 | 1983 | 341,622 | 1982 | 325,376 | 1981 | 303,431 | 1980 | 287,012 | 1979 | 281,044 | 1978 | 280,014 | 1977 | 283,923 | 1976 | 292,046 | 1975 | 299,005 | 1974 | 301,552 | 1973 | 302,258 | 1972 | 305,254 | 1971 | 311,727 | 1970 | 320,353 | 1969 | 327,052 | 1968 | 330,231 | 1967 | 331,104 | 1966 | 329,748 | 1965 | 328,509 | 1964 | 329,130 | 1963 | 331,591 | 1962 | 334,021 | 1961 | 337,412 | 1960 | 341,001 |
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