Year | Value | 2022 | 1,560,407 | 2021 | 1,504,028 | 2020 | 1,452,377 | 2019 | 1,408,019 | 2018 | 1,370,329 | 2017 | 1,335,482 | 2016 | 1,303,632 | 2015 | 1,271,923 | 2014 | 1,238,668 | 2013 | 1,198,790 | 2012 | 1,149,550 | 2011 | 1,106,175 | 2010 | 1,075,985 | 2009 | 1,050,093 | 2008 | 1,019,568 | 2007 | 1,005,165 | 2006 | 1,017,449 | 2005 | 1,012,267 | 2004 | 982,993 | 2003 | 953,174 | 2002 | 920,216 | 2001 | 885,188 | 2000 | 850,713 | 1999 | 815,792 | 1998 | 783,098 | 1997 | 753,529 | 1996 | 715,436 | 1995 | 663,053 | 1994 | 607,531 | 1993 | 543,641 | 1992 | 477,918 | 1991 | 442,943 | 1990 | 442,402 | 1989 | 451,238 | 1988 | 464,380 | 1987 | 483,918 | 1986 | 487,736 | 1985 | 477,818 | 1984 | 460,870 | 1983 | 436,108 | 1982 | 410,383 | 1981 | 387,499 | 1980 | 371,847 | 1979 | 359,384 | 1978 | 346,597 | 1977 | 336,250 | 1976 | 329,119 | 1975 | 320,983 | 1974 | 312,602 | 1973 | 304,390 | 1972 | 296,534 | 1971 | 289,154 | 1970 | 281,972 | 1969 | 274,859 | 1968 | 268,040 | 1967 | 261,506 | 1966 | 254,964 | 1965 | 248,244 | 1964 | 241,434 | 1963 | 234,611 | 1962 | 227,907 | 1961 | 221,756 | 1960 | 216,452 |
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