Bestand
1975,20,48,64,70,104,119,150,153,156; 1976,2,21,25,29,36,47,71,77,85-86,101,107,148,163,168,175,182,192,213,216,219,238,256; 1977,3,18,28-29,35,42,44,49,63,70,87,89,93,175,201; 1978,2,10-11,17,30,44,48,60,113-114; 1982,264; 1983,184,195,214,224,239,276,299; 1984,16,23,61,119,122,162,213-214; 1985,2,51,59,75,110; 1986,24,37,60,108,155,158,167; 1987,66,115,138,160,240; 1988,16,70,81-82,114,236; 1989,11,35,52-53,93,101,119,147,168,171,175,181-182,221,223-228,230,232-233