Bestand
1975,10,13,16-17,25,32-33,43,47,49,52,63,66,69,71,82-84,95,101,107,109,115,133,139,142,145,154-155,162,164,170,176-177; 1976,10,15,27,33,37,43,49,54,57,66,72,75,103,105,118,131-132,139,142,145,147,154,158,173,196,209,221,235,241,255,259; 1977,6,10-11,21,26,48,85,88