| Year | Value | | 2022 | 1,258,680 | | 2021 | 1,272,716 | | 2020 | 1,292,129 | | 2019 | 1,289,285 | | 2018 | 1,271,106 | | 2017 | 1,252,674 | | 2016 | 1,244,633 | | 2015 | 1,245,003 | | 2014 | 1,249,114 | | 2013 | 1,239,732 | | 2012 | 1,219,570 | | 2011 | 1,196,858 | | 2010 | 1,179,947 | | 2009 | 1,166,369 | | 2008 | 1,158,281 | | 2007 | 1,155,859 | | 2006 | 1,152,643 | | 2005 | 1,143,256 | | 2004 | 1,130,139 | | 2003 | 1,113,791 | | 2002 | 1,096,898 | | 2001 | 1,078,635 | | 2000 | 1,060,016 | | 1999 | 1,043,098 | | 1998 | 1,030,761 | | 1997 | 1,023,905 | | 1996 | 1,020,696 | | 1995 | 1,023,145 | | 1994 | 1,031,445 | | 1993 | 1,041,827 | | 1992 | 1,052,719 | | 1991 | 1,064,216 | | 1990 | 1,083,315 | | 1989 | 1,113,963 | | 1988 | 1,154,532 | | 1987 | 1,204,786 | | 1986 | 1,244,784 | | 1985 | 1,270,063 | | 1984 | 1,277,285 | | 1983 | 1,271,603 | | 1982 | 1,261,791 | | 1981 | 1,246,247 | | 1980 | 1,223,553 | | 1979 | 1,197,881 | | 1978 | 1,177,460 | | 1977 | 1,156,974 | | 1976 | 1,132,405 | | 1975 | 1,101,230 | | 1974 | 1,063,072 | | 1973 | 1,027,783 | | 1972 | 1,004,810 | | 1971 | 980,918 | | 1970 | 922,597 | | 1969 | 875,953 | | 1968 | 833,094 | | 1967 | 783,613 | | 1966 | 734,454 | | 1965 | 693,952 | | 1964 | 661,570 | | 1963 | 632,145 | | 1962 | 607,531 | | 1961 | 592,145 | | 1960 | 587,456 |
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