Bestand
32.1980,8; 34.1982,8; 36.1984,2-12; 37.1985,5-12; 38.1986,2-12; 39.1987 - 40.1988; 41.1989,1-4,6,7; 42.1990,11; 43.1991,2,4,7; 44.1992,2-4; 45.1993,1-4,7; 49.1997,12; 51.1999,2,11-12; 52.2000 - 56.2004; 58.2006,9 - 59.2007; 60.2008,12; 61.2009,6; 62.2010 - 72.2020; 73.2021,1-5,8,10-12; 74.2022,1-4
Bestandslücken
[N=56.2004,6; 69.2017,4; 71.2019,8/9]