Link to Series in Level 1 Subscription Site Link to Series in Level 2 Subscription Site Link to Series in Level 0 Subscription Site 1967 01 971067510·000 1968 01 621164182.000 1969 01 611138133.000 1970 01 471138980.000 1971 01 961167577.000 1972 01 881216061·000 1973 01 41218749.000 1974 01 551244779.000 1975 01 311217430.000 1976 01 821230976·000 1977 01 171202973.000 1978 01 301174198.000 1979 01 511181363·000 1980 01 251148086.000 1981 01 131132066·000 1982 01 17991178·000 1983 01 31895279·000 1984 01 23957366·000 1985 01 29905272·000 1986 01 84702614·000 1987 01 74823773·000 1988 01 9791819.000 1989 01 28854615.000 1990 01 26965104.000 1991 01 21038284.457 1992 01 381268863·258 1993 01 991409428·838
1994 01 631557688.719 1995 01 681625837.432 1996 01 921554086·685 1997 01 541558633·247 1998 01 371501098·277 1999 01 461511670·683 2000 01 791695295·248 2001 01 301689125.317 2002 01 191632080.246 2003 01 371604015.394 2004 01 291632539·192 2005 01 921645166.234 2006 01 21609222·678 2007 01 661517922.208 2008 01 01446203·968 2009 01 261383004.465 2010 01 61292185.119 2011 01 841270369·719
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