Year | Value | 2022 | 416,465 | 2021 | 417,392 | 2020 | 417,257 | 2019 | 415,399 | 2018 | 413,955 | 2017 | 412,985 | 2016 | 409,727 | 2015 | 401,931 | 2014 | 389,707 | 2013 | 374,437 | 2012 | 356,747 | 2011 | 337,990 | 2010 | 320,740 | 2009 | 306,367 | 2008 | 294,316 | 2007 | 283,372 | 2006 | 272,859 | 2005 | 262,920 | 2004 | 254,224 | 2003 | 247,255 | 2002 | 242,023 | 2001 | 238,080 | 2000 | 234,393 | 1999 | 231,020 | 1998 | 227,764 | 1997 | 223,240 | 1996 | 218,581 | 1995 | 215,746 | 1994 | 214,850 | 1993 | 217,106 | 1992 | 222,246 | 1991 | 225,902 | 1990 | 227,304 | 1989 | 226,077 | 1988 | 219,505 | 1987 | 209,171 | 1986 | 197,838 | 1985 | 186,970 | 1984 | 177,338 | 1983 | 168,285 | 1982 | 159,186 | 1981 | 150,052 | 1980 | 141,051 | 1979 | 132,108 | 1978 | 122,188 | 1977 | 111,572 | 1976 | 101,007 | 1975 | 91,113 | 1974 | 81,898 | 1973 | 74,737 | 1972 | 71,862 | 1971 | 72,804 | 1970 | 76,423 | 1969 | 82,391 | 1968 | 89,997 | 1967 | 96,254 | 1966 | 99,962 | 1965 | 101,240 | 1964 | 100,317 | 1963 | 97,193 | 1962 | 92,792 | 1961 | 89,370 | 1960 | 87,735 |
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