Year | Value | 2022 | 1,588,777 | 2021 | 1,563,398 | 2020 | 1,537,268 | 2019 | 1,509,382 | 2018 | 1,479,138 | 2017 | 1,447,066 | 2016 | 1,413,892 | 2015 | 1,379,939 | 2014 | 1,346,877 | 2013 | 1,315,642 | 2012 | 1,285,774 | 2011 | 1,256,867 | 2010 | 1,228,344 | 2009 | 1,199,534 | 2008 | 1,172,009 | 2007 | 1,142,912 | 2006 | 1,110,264 | 2005 | 1,076,978 | 2004 | 1,043,529 | 2003 | 1,002,261 | 2002 | 951,983 | 2001 | 902,136 | 2000 | 854,678 | 1999 | 808,629 | 1998 | 772,773 | 1997 | 749,875 | 1996 | 731,270 | 1995 | 715,754 | 1994 | 704,378 | 1993 | 697,332 | 1992 | 694,070 | 1991 | 692,875 | 1990 | 692,157 | 1989 | 691,421 | 1988 | 690,420 | 1987 | 688,623 | 1986 | 686,000 | 1985 | 682,422 | 1984 | 677,368 | 1983 | 670,697 | 1982 | 662,930 | 1981 | 653,520 | 1980 | 641,709 | 1979 | 627,778 | 1978 | 611,439 | 1977 | 593,794 | 1976 | 577,844 | 1975 | 565,054 | 1974 | 554,897 | 1973 | 547,695 | 1972 | 542,172 | 1971 | 535,046 | 1970 | 524,918 | 1969 | 512,396 | 1968 | 497,524 | 1967 | 481,024 | 1966 | 465,651 | 1965 | 452,918 | 1964 | 442,358 | 1963 | 433,735 | 1962 | 426,896 | 1961 | 420,669 | 1960 | 414,369 |
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