Year | Value | 2022 | 163,342 | 2021 | 162,033 | 2020 | 160,665 | 2019 | 159,955 | 2018 | 159,873 | 2017 | 159,668 | 2016 | 159,284 | 2015 | 158,796 | 2014 | 158,243 | 2013 | 157,639 | 2012 | 156,869 | 2011 | 156,021 | 2010 | 155,174 | 2009 | 154,718 | 2008 | 154,703 | 2007 | 154,584 | 2006 | 154,345 | 2005 | 153,957 | 2004 | 153,400 | 2003 | 152,659 | 2002 | 151,727 | 2001 | 150,594 | 2000 | 149,181 | 1999 | 147,222 | 1998 | 144,995 | 1997 | 142,775 | 1996 | 140,517 | 1995 | 138,169 | 1994 | 135,744 | 1993 | 133,273 | 1992 | 130,746 | 1991 | 128,158 | 1990 | 125,537 | 1989 | 123,543 | 1988 | 121,573 | 1987 | 119,441 | 1986 | 117,294 | 1985 | 115,124 | 1984 | 112,918 | 1983 | 110,657 | 1982 | 108,310 | 1981 | 105,851 | 1980 | 103,396 | 1979 | 99,961 | 1978 | 96,234 | 1977 | 92,254 | 1976 | 87,910 | 1975 | 83,195 | 1974 | 78,108 | 1973 | 72,629 | 1972 | 66,826 | 1971 | 60,777 | 1970 | 54,675 | 1969 | 51,733 | 1968 | 49,954 | 1967 | 48,151 | 1966 | 46,357 | 1965 | 44,580 | 1964 | 42,829 | 1963 | 41,113 | 1962 | 39,451 | 1961 | 37,845 | 1960 | 36,293 |
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