Bestand
16.1967,10-12; 17.1968,1-3; 19.1970,2-12; 20.1971,2-7u.9-11; 21.1972,1u.3-4u.6-12; 22.1973,1-3u.5-12; 23.1974,2-5u.8u.1-12 24.1975,2; 31.1982,9; 34.1985,6; 36.1987,4u.6u.8u.12; 37.1988,3-4u.6-7u.11-12; 38.1989,1-3u.6-7u.9-12;39.1990,3-4u.6-9u.11-12; 40.1991,3-4u.7-11; 41.1992,4-6; 42.1993,9-10; 43.1994,1u.3u.11; 44.1995,2; 45.1996,4-5u.9; 46.1997,4-5u.11; 47.1998,5u.8-12; 48.1999,9; 49.2000,1/2u.5u.7/8; 51.2002,10; 52.2003,11; 54.2005,3; 55.2006,6-7/8u.11; 56.2007,1/2-3u.6; 67.2018,3-4; 68.2019,1; 69.2020,1;
