Year | Value | 2022 | 110,044 | 2021 | 108,076 | 2020 | 107,583 | 2019 | 107,414 | 2018 | 108,543 | 2017 | 110,623 | 2016 | 113,188 | 2015 | 115,724 | 2014 | 118,329 | 2013 | 122,256 | 2012 | 128,619 | 2011 | 138,129 | 2010 | 150,166 | 2009 | 160,669 | 2008 | 167,483 | 2007 | 170,889 | 2006 | 172,144 | 2005 | 170,734 | 2004 | 168,241 | 2003 | 165,568 | 2002 | 162,094 | 2001 | 158,257 | 2000 | 156,060 | 1999 | 155,573 | 1998 | 156,650 | 1997 | 159,692 | 1996 | 165,050 | 1995 | 172,060 | 1994 | 179,975 | 1993 | 184,046 | 1992 | 183,617 | 1991 | 183,164 | 1990 | 183,402 | 1989 | 187,002 | 1988 | 189,423 | 1987 | 187,945 | 1986 | 186,843 | 1985 | 187,346 | 1984 | 190,605 | 1983 | 196,215 | 1982 | 201,727 | 1981 | 206,059 | 1980 | 209,368 | 1979 | 211,817 | 1978 | 212,657 | 1977 | 211,469 | 1976 | 209,138 | 1975 | 205,893 | 1974 | 201,958 | 1973 | 197,393 | 1972 | 192,528 | 1971 | 187,385 | 1970 | 180,320 | 1969 | 171,857 | 1968 | 164,885 | 1967 | 159,046 | 1966 | 153,135 | 1965 | 144,911 | 1964 | 134,770 | 1963 | 125,243 | 1962 | 117,959 | 1961 | 114,762 | 1960 | 117,639 |
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