Year | Value | 2022 | 247,853 | 2021 | 251,099 | 2020 | 254,851 | 2019 | 259,082 | 2018 | 262,495 | 2017 | 265,698 | 2016 | 269,165 | 2015 | 271,558 | 2014 | 274,490 | 2013 | 278,531 | 2012 | 282,088 | 2011 | 286,015 | 2010 | 290,685 | 2009 | 294,255 | 2008 | 296,586 | 2007 | 298,847 | 2006 | 300,744 | 2005 | 302,609 | 2004 | 305,972 | 2003 | 311,144 | 2002 | 317,139 | 2001 | 323,012 | 2000 | 329,728 | 1999 | 336,537 | 1998 | 342,231 | 1997 | 347,666 | 1996 | 352,848 | 1995 | 356,121 | 1994 | 357,855 | 1993 | 359,603 | 1992 | 361,365 | 1991 | 364,360 | 1990 | 369,185 | 1989 | 373,711 | 1988 | 376,971 | 1987 | 379,369 | 1986 | 380,353 | 1985 | 379,838 | 1984 | 378,169 | 1983 | 375,646 | 1982 | 372,657 | 1981 | 369,493 | 1980 | 366,491 | 1979 | 364,678 | 1978 | 364,521 | 1977 | 365,688 | 1976 | 367,702 | 1975 | 369,779 | 1974 | 371,850 | 1973 | 374,526 | 1972 | 378,090 | 1971 | 382,363 | 1970 | 386,485 | 1969 | 389,402 | 1968 | 390,512 | 1967 | 390,142 | 1966 | 389,180 | 1965 | 388,295 | 1964 | 386,173 | 1963 | 382,291 | 1962 | 377,143 | 1961 | 370,199 | 1960 | 361,507 |
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