Year | Value | 2022 | 118,308 | 2021 | 122,678 | 2020 | 128,612 | 2019 | 134,116 | 2018 | 138,805 | 2017 | 141,721 | 2016 | 143,182 | 2015 | 143,487 | 2014 | 143,064 | 2013 | 142,646 | 2012 | 141,574 | 2011 | 139,215 | 2010 | 135,931 | 2009 | 133,148 | 2008 | 132,062 | 2007 | 131,199 | 2006 | 131,403 | 2005 | 132,254 | 2004 | 133,390 | 2003 | 134,183 | 2002 | 134,585 | 2001 | 135,439 | 2000 | 138,101 | 1999 | 142,054 | 1998 | 145,914 | 1997 | 149,454 | 1996 | 153,690 | 1995 | 159,281 | 1994 | 166,849 | 1993 | 173,782 | 1992 | 179,746 | 1991 | 187,413 | 1990 | 194,964 | 1989 | 200,970 | 1988 | 202,256 | 1987 | 199,144 | 1986 | 194,741 | 1985 | 189,438 | 1984 | 184,167 | 1983 | 179,073 | 1982 | 173,856 | 1981 | 168,795 | 1980 | 163,896 | 1979 | 158,738 | 1978 | 153,600 | 1977 | 147,939 | 1976 | 140,201 | 1975 | 130,230 | 1974 | 118,943 | 1973 | 108,590 | 1972 | 102,512 | 1971 | 103,102 | 1970 | 111,091 | 1969 | 125,590 | 1968 | 143,250 | 1967 | 161,019 | 1966 | 178,205 | 1965 | 189,459 | 1964 | 190,863 | 1963 | 185,584 | 1962 | 176,499 | 1961 | 167,053 | 1960 | 160,890 |
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