Year | Value | 2022 | 1,580,928 | 2021 | 1,557,536 | 2020 | 1,530,479 | 2019 | 1,501,374 | 2018 | 1,465,343 | 2017 | 1,416,766 | 2016 | 1,359,278 | 2015 | 1,301,905 | 2014 | 1,250,724 | 2013 | 1,206,278 | 2012 | 1,169,400 | 2011 | 1,138,244 | 2010 | 1,095,667 | 2009 | 1,053,815 | 2008 | 1,026,899 | 2007 | 1,001,583 | 2006 | 976,782 | 2005 | 953,670 | 2004 | 931,542 | 2003 | 910,285 | 2002 | 892,812 | 2001 | 880,573 | 2000 | 874,291 | 1999 | 872,561 | 1998 | 876,191 | 1997 | 876,066 | 1996 | 871,486 | 1995 | 861,407 | 1994 | 846,010 | 1993 | 823,695 | 1992 | 793,092 | 1991 | 759,177 | 1990 | 727,902 | 1989 | 698,626 | 1988 | 667,409 | 1987 | 637,835 | 1986 | 610,269 | 1985 | 585,045 | 1984 | 551,926 | 1983 | 510,151 | 1982 | 468,591 | 1981 | 427,579 | 1980 | 388,568 | 1979 | 362,480 | 1978 | 349,287 | 1977 | 340,058 | 1976 | 336,423 | 1975 | 337,168 | 1974 | 341,485 | 1973 | 349,120 | 1972 | 358,088 | 1971 | 364,713 | 1970 | 366,805 | 1969 | 363,404 | 1968 | 353,344 | 1967 | 340,135 | 1966 | 330,468 | 1965 | 326,829 | 1964 | 327,963 | 1963 | 334,333 | 1962 | 342,459 | 1961 | 343,499 | 1960 | 333,181 |
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