Bestand
1965,38; 1966,24+32; 1968,1+43; 1969,32; 1971,44; 1973,12+45; 1974,36; 1976,40+41; 1977,51+52; 1978,1-47,49-52; 1979,1-26,30-37,39-50; 1980,1-3,5-7,9+11+13,15-16,18-36,38-46,49+51; 1981,1-9,11-19,22-27,29-38,42-51;1984,39+41; 1985,2-51; 1990,4-5,7-19,21+22+24+26,28-30,32-42,44-50; 1991,1-5,7+8,10-20,22-35,40-51; 1992,3-7,9-20,22-24,26-28,30-52; 1993,2-5,8-21,23-28,30-37,39,42-45,47-51; 1994,1+3,7-9,12-13,15+17,19-52; 1995,1-35,37-52; 1996,1-24,26-51; 1997; 1998; 1999; 2000,1-32,34-48,50-52; 2001,1-16,18-41,43-52; 2002,2-52; 2003,1-28,30-52; 2004; 2005,1-4,6-33,35-40,42-52