Year | Value | 2022 | 195,633 | 2021 | 197,969 | 2020 | 202,952 | 2019 | 207,883 | 2018 | 211,289 | 2017 | 211,027 | 2016 | 206,097 | 2015 | 199,344 | 2014 | 193,179 | 2013 | 187,842 | 2012 | 184,148 | 2011 | 182,319 | 2010 | 181,184 | 2009 | 180,471 | 2008 | 180,229 | 2007 | 179,814 | 2006 | 178,889 | 2005 | 178,558 | 2004 | 179,325 | 2003 | 180,764 | 2002 | 184,295 | 2001 | 190,248 | 2000 | 195,836 | 1999 | 199,547 | 1998 | 200,295 | 1997 | 196,461 | 1996 | 187,692 | 1995 | 176,422 | 1994 | 165,774 | 1993 | 156,986 | 1992 | 150,337 | 1991 | 145,931 | 1990 | 143,000 | 1989 | 140,525 | 1988 | 138,103 | 1987 | 135,797 | 1986 | 134,231 | 1985 | 133,455 | 1984 | 133,163 | 1983 | 133,747 | 1982 | 134,957 | 1981 | 136,364 | 1980 | 138,292 | 1979 | 140,844 | 1978 | 143,635 | 1977 | 145,624 | 1976 | 148,173 | 1975 | 151,948 | 1974 | 153,283 | 1973 | 152,283 | 1972 | 151,635 | 1971 | 150,019 | 1970 | 146,615 | 1969 | 145,375 | 1968 | 146,813 | 1967 | 148,443 | 1966 | 150,135 | 1965 | 151,580 | 1964 | 152,697 | 1963 | 152,811 | 1962 | 151,874 | 1961 | 150,255 | 1960 | 148,452 |
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