Year | Value | 2022 | 3,649,526 | 2021 | 3,514,858 | 2020 | 3,379,161 | 2019 | 3,225,457 | 2018 | 3,069,740 | 2017 | 2,934,801 | 2016 | 2,828,369 | 2015 | 2,748,687 | 2014 | 2,688,669 | 2013 | 2,646,489 | 2012 | 2,617,211 | 2011 | 2,591,127 | 2010 | 2,568,266 | 2009 | 2,550,567 | 2008 | 2,532,306 | 2007 | 2,509,469 | 2006 | 2,480,556 | 2005 | 2,443,701 | 2004 | 2,398,618 | 2003 | 2,345,722 | 2002 | 2,285,850 | 2001 | 2,223,841 | 2000 | 2,162,671 | 1999 | 2,103,545 | 1998 | 2,045,830 | 1997 | 1,987,690 | 1996 | 1,927,879 | 1995 | 1,864,137 | 1994 | 1,795,684 | 1993 | 1,723,916 | 1992 | 1,650,592 | 1991 | 1,578,209 | 1990 | 1,509,534 | 1989 | 1,446,397 | 1988 | 1,389,917 | 1987 | 1,340,031 | 1986 | 1,297,162 | 1985 | 1,262,124 | 1984 | 1,234,846 | 1983 | 1,213,995 | 1982 | 1,196,620 | 1981 | 1,179,786 | 1980 | 1,160,709 | 1979 | 1,137,167 | 1978 | 1,108,779 | 1977 | 1,076,058 | 1976 | 1,039,619 | 1975 | 1,001,873 | 1974 | 966,127 | 1973 | 932,824 | 1972 | 900,966 | 1971 | 870,448 | 1970 | 839,192 | 1969 | 804,179 | 1968 | 766,270 | 1967 | 727,942 | 1966 | 690,930 | 1965 | 660,223 | 1964 | 630,237 | 1963 | 596,677 | 1962 | 564,764 | 1961 | 534,454 | 1960 | 505,770 |
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