| Year | Value | | 2022 | 1,362,935 | | 2021 | 1,318,095 | | 2020 | 1,287,398 | | 2019 | 1,265,040 | | 2018 | 1,258,768 | | 2017 | 1,250,565 | | 2016 | 1,236,690 | | 2015 | 1,234,345 | | 2014 | 1,229,243 | | 2013 | 1,206,171 | | 2012 | 1,170,920 | | 2011 | 1,126,834 | | 2010 | 1,095,783 | | 2009 | 1,050,236 | | 2008 | 985,395 | | 2007 | 958,636 | | 2006 | 977,774 | | 2005 | 990,283 | | 2004 | 1,014,074 | | 2003 | 1,068,825 | | 2002 | 1,105,136 | | 2001 | 1,111,614 | | 2000 | 1,109,052 | | 1999 | 1,110,127 | | 1998 | 1,101,810 | | 1997 | 1,085,030 | | 1996 | 1,068,815 | | 1995 | 1,052,334 | | 1994 | 1,035,074 | | 1993 | 1,020,822 | | 1992 | 1,009,194 | | 1991 | 995,632 | | 1990 | 974,945 | | 1989 | 946,384 | | 1988 | 912,067 | | 1987 | 876,655 | | 1986 | 843,830 | | 1985 | 820,178 | | 1984 | 809,472 | | 1983 | 807,845 | | 1982 | 810,013 | | 1981 | 813,012 | | 1980 | 813,520 | | 1979 | 808,714 | | 1978 | 799,415 | | 1977 | 787,572 | | 1976 | 774,960 | | 1975 | 761,737 | | 1974 | 752,819 | | 1973 | 747,135 | | 1972 | 737,785 | | 1971 | 723,268 | | 1970 | 711,694 | | 1969 | 692,641 | | 1968 | 662,674 | | 1967 | 635,555 | | 1966 | 619,137 | | 1965 | 597,548 | | 1964 | 581,211 | | 1963 | 582,417 | | 1962 | 579,006 | | 1961 | 563,673 | | 1960 | 542,982 |
|