Year | Value | 2022 | 1,005,942 | 2021 | 984,968 | 2020 | 965,194 | 2019 | 946,307 | 2018 | 928,724 | 2017 | 913,209 | 2016 | 898,412 | 2015 | 882,593 | 2014 | 865,613 | 2013 | 847,483 | 2012 | 827,019 | 2011 | 804,216 | 2010 | 780,136 | 2009 | 754,372 | 2008 | 726,453 | 2007 | 696,848 | 2006 | 665,282 | 2005 | 631,400 | 2004 | 596,611 | 2003 | 560,565 | 2002 | 523,447 | 2001 | 488,221 | 2000 | 456,268 | 1999 | 428,110 | 1998 | 407,359 | 1997 | 394,877 | 1996 | 386,896 | 1995 | 381,945 | 1994 | 379,178 | 1993 | 378,452 | 1992 | 379,493 | 1991 | 380,586 | 1990 | 380,654 | 1989 | 379,368 | 1988 | 376,159 | 1987 | 371,253 | 1986 | 365,923 | 1985 | 361,266 | 1984 | 357,003 | 1983 | 352,707 | 1982 | 347,980 | 1981 | 341,283 | 1980 | 331,802 | 1979 | 319,763 | 1978 | 305,170 | 1977 | 288,540 | 1976 | 271,316 | 1975 | 254,559 | 1974 | 238,230 | 1973 | 222,182 | 1972 | 206,972 | 1971 | 193,417 | 1970 | 181,719 | 1969 | 171,606 | 1968 | 163,206 | 1967 | 156,664 | 1966 | 151,973 | 1965 | 149,231 | 1964 | 148,617 | 1963 | 150,130 | 1962 | 153,029 | 1961 | 156,385 | 1960 | 159,666 |
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