Year | Value | 2022 | 210,648 | 2021 | 212,977 | 2020 | 213,291 | 2019 | 211,865 | 2018 | 208,954 | 2017 | 207,969 | 2016 | 210,387 | 2015 | 215,895 | 2014 | 223,017 | 2013 | 230,831 | 2012 | 237,293 | 2011 | 241,946 | 2010 | 247,351 | 2009 | 252,454 | 2008 | 256,361 | 2007 | 260,586 | 2006 | 264,587 | 2005 | 268,288 | 2004 | 271,731 | 2003 | 272,602 | 2002 | 270,797 | 2001 | 267,627 | 2000 | 265,757 | 1999 | 263,746 | 1998 | 262,013 | 1997 | 262,849 | 1996 | 264,879 | 1995 | 267,644 | 1994 | 269,881 | 1993 | 269,736 | 1992 | 267,941 | 1991 | 270,484 | 1990 | 278,603 | 1989 | 289,629 | 1988 | 301,915 | 1987 | 315,493 | 1986 | 329,763 | 1985 | 343,002 | 1984 | 354,267 | 1983 | 363,409 | 1982 | 372,207 | 1981 | 383,616 | 1980 | 397,342 | 1979 | 408,934 | 1978 | 416,743 | 1977 | 419,473 | 1976 | 418,443 | 1975 | 406,055 | 1974 | 387,476 | 1973 | 382,462 | 1972 | 385,728 | 1971 | 387,719 | 1970 | 404,873 | 1969 | 431,252 | 1968 | 446,440 | 1967 | 455,766 | 1966 | 463,454 | 1965 | 467,471 | 1964 | 464,234 | 1963 | 458,925 | 1962 | 453,106 | 1961 | 444,091 | 1960 | 442,056 |
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