Bestand
1=9.1958,1-11; 2=10.1959,1-8,10-12; 3=11.1960; 4=12.1961,1-8,10-12; 16=21.1973,9,11; 20=25.1977,10-11; 21=26.1978,1-5; 22=27.1978,1,3-5,7,12; 25=30.1982,12; 27=32.1984,3-4,6-9,11; 28=33.1985,1-2; 30=35.1987,1; 31=36.1988; 32=37.1989,1-4; 33=37.1990 - 35=38.1992; 36=39.1993,1-5; 37=40.1994 - 41=44.1998; 43=46.2000; 44=47.2001,1-3/4; 45=48.2002,3/6; 46=49.2003,1/3-4/6; 47=50.2004,1/3; 48=51.2004,4/6; 49=52.2005; 51=54.2006,1-2