Year | Value | 2022 | 171,774 | 2021 | 170,534 | 2020 | 169,231 | 2019 | 168,624 | 2018 | 168,678 | 2017 | 168,606 | 2016 | 168,346 | 2015 | 167,978 | 2014 | 167,543 | 2013 | 167,054 | 2012 | 166,392 | 2011 | 165,649 | 2010 | 164,905 | 2009 | 164,580 | 2008 | 164,725 | 2007 | 164,763 | 2006 | 164,675 | 2005 | 164,430 | 2004 | 164,004 | 2003 | 163,385 | 2002 | 162,563 | 2001 | 161,524 | 2000 | 160,188 | 1999 | 158,395 | 1998 | 156,357 | 1997 | 154,330 | 1996 | 152,261 | 1995 | 150,094 | 1994 | 147,843 | 1993 | 145,541 | 1992 | 143,173 | 1991 | 140,739 | 1990 | 138,263 | 1989 | 135,759 | 1988 | 133,079 | 1987 | 130,259 | 1986 | 127,462 | 1985 | 124,675 | 1984 | 121,885 | 1983 | 119,067 | 1982 | 116,189 | 1981 | 113,221 | 1980 | 110,286 | 1979 | 107,790 | 1978 | 105,710 | 1977 | 103,676 | 1976 | 101,590 | 1975 | 99,478 | 1974 | 97,329 | 1973 | 95,100 | 1972 | 92,815 | 1971 | 90,505 | 1970 | 88,300 | 1969 | 86,534 | 1968 | 85,046 | 1967 | 83,480 | 1966 | 81,879 | 1965 | 80,255 | 1964 | 78,621 | 1963 | 76,996 | 1962 | 75,412 | 1961 | 73,873 | 1960 | 72,374 |
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