Year | Value | 2022 | 1,398,785 | 2021 | 1,383,730 | 2020 | 1,364,383 | 2019 | 1,342,632 | 2018 | 1,318,619 | 2017 | 1,292,678 | 2016 | 1,265,492 | 2015 | 1,238,266 | 2014 | 1,211,673 | 2013 | 1,185,884 | 2012 | 1,161,078 | 2011 | 1,136,838 | 2010 | 1,112,544 | 2009 | 1,088,142 | 2008 | 1,063,793 | 2007 | 1,040,085 | 2006 | 1,018,177 | 2005 | 998,196 | 2004 | 981,356 | 2003 | 966,428 | 2002 | 950,724 | 2001 | 933,416 | 2000 | 913,930 | 1999 | 893,164 | 1998 | 871,532 | 1997 | 848,046 | 1996 | 823,051 | 1995 | 797,105 | 1994 | 771,364 | 1993 | 746,318 | 1992 | 720,434 | 1991 | 694,144 | 1990 | 668,627 | 1989 | 643,045 | 1988 | 611,347 | 1987 | 573,580 | 1986 | 536,104 | 1985 | 500,446 | 1984 | 467,994 | 1983 | 445,293 | 1982 | 432,873 | 1981 | 424,973 | 1980 | 420,334 | 1979 | 418,962 | 1978 | 420,770 | 1977 | 424,695 | 1976 | 428,782 | 1975 | 431,648 | 1974 | 432,941 | 1973 | 432,204 | 1972 | 429,701 | 1971 | 427,137 | 1970 | 425,298 | 1969 | 423,505 | 1968 | 421,457 | 1967 | 418,526 | 1966 | 412,874 | 1965 | 403,521 | 1964 | 390,881 | 1963 | 375,128 | 1962 | 356,747 | 1961 | 337,639 | 1960 | 319,578 |
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