Year | Value | 2022 | 1,638,986 | 2021 | 1,551,384 | 2020 | 1,469,945 | 2019 | 1,392,344 | 2018 | 1,300,748 | 2017 | 1,189,063 | 2016 | 1,087,921 | 2015 | 995,878 | 2014 | 890,527 | 2013 | 814,772 | 2012 | 777,200 | 2011 | 751,465 | 2010 | 732,028 | 2009 | 718,216 | 2008 | 708,890 | 2007 | 703,902 | 2006 | 703,442 | 2005 | 706,730 | 2004 | 712,928 | 2003 | 722,669 | 2002 | 732,895 | 2001 | 737,218 | 2000 | 732,618 | 1999 | 719,954 | 1998 | 698,487 | 1997 | 671,054 | 1996 | 646,317 | 1995 | 628,519 | 1994 | 616,146 | 1993 | 608,612 | 1992 | 604,991 | 1991 | 600,055 | 1990 | 590,784 | 1989 | 578,283 | 1988 | 562,873 | 1987 | 545,370 | 1986 | 529,457 | 1985 | 517,713 | 1984 | 509,847 | 1983 | 506,047 | 1982 | 504,979 | 1981 | 502,237 | 1980 | 495,373 | 1979 | 484,770 | 1978 | 469,986 | 1977 | 452,401 | 1976 | 437,338 | 1975 | 428,088 | 1974 | 425,866 | 1973 | 430,037 | 1972 | 438,150 | 1971 | 443,521 | 1970 | 441,704 | 1969 | 434,660 | 1968 | 422,656 | 1967 | 405,264 | 1966 | 386,611 | 1965 | 371,186 | 1964 | 358,160 | 1963 | 347,368 | 1962 | 338,616 | 1961 | 329,524 | 1960 | 319,235 |
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