Bestand
1965,1-101; 1966,1-22; 1967,1-166; 1968,1-96,104-168; 1969,1-62,64-146,148,149,152-160; 1970,1,2,4-69,71-163; 1971,1-160; 1972,1-131,133-139,141-144,146-160; 1973,1-30,32-82,84-134,136-228; 1974,1-4,6-52,54-58,68-83,86-233; 1975,1-41,43-72,74-209; 1976,1-51; 1977,1-20,22-54,56-182,184-192,196,202-208; 1978,1-62,71-100,103-104,106-109,111-115,117-193; 1979,1-15,17-39,41-78,80-222; 1980,1-85,88-212,213-251; 1981,1-34,36-99,101-249; 1982,1-166,168-245; 1983,1-11,13-61,63-244; 1984,1-158,160-230,232-244; 1986,1-20,22-115,117-156,158-223,225-238; 1987,1-189,191-247; 1988,1-17,19-41,43-103,105-165,167-243,245-247; 1989,1-148,150-248; 1990,1-208
