Year | Value | 2022 | 379,783 | 2021 | 377,620 | 2020 | 371,464 | 2019 | 365,077 | 2018 | 358,340 | 2017 | 350,425 | 2016 | 343,024 | 2015 | 337,041 | 2014 | 331,302 | 2013 | 325,001 | 2012 | 319,394 | 2011 | 317,203 | 2010 | 317,289 | 2009 | 317,720 | 2008 | 317,718 | 2007 | 317,217 | 2006 | 316,388 | 2005 | 316,560 | 2004 | 319,526 | 2003 | 328,829 | 2002 | 345,139 | 2001 | 364,302 | 2000 | 383,607 | 1999 | 400,482 | 1998 | 411,545 | 1997 | 416,364 | 1996 | 416,449 | 1995 | 413,615 | 1994 | 409,415 | 1993 | 402,244 | 1992 | 391,630 | 1991 | 380,526 | 1990 | 370,018 | 1989 | 361,267 | 1988 | 354,782 | 1987 | 346,521 | 1986 | 331,489 | 1985 | 309,051 | 1984 | 280,228 | 1983 | 251,224 | 1982 | 231,039 | 1981 | 226,326 | 1980 | 237,974 | 1979 | 261,117 | 1978 | 289,650 | 1977 | 316,525 | 1976 | 335,275 | 1975 | 343,459 | 1974 | 342,443 | 1973 | 335,940 | 1972 | 329,036 | 1971 | 325,937 | 1970 | 328,076 | 1969 | 333,284 | 1968 | 337,201 | 1967 | 336,241 | 1966 | 328,084 | 1965 | 312,706 | 1964 | 292,311 | 1963 | 269,592 | 1962 | 246,535 | 1961 | 224,643 | 1960 | 204,929 |
|