Holdings
Pt. 2 zu 16.1982 - 21.1987; 23.1988; 25.1989; 27.1990,4; 29.1991,4; 31.1992,4; 33.1993,4; 35.1994,4; 36.1994,1; 37.1995,4; 39.1996,4; 41.1997,4; 43.1998,4; 45.1999,4-5; 47.2000,4; 49.2001,4u.6; 51.2002,4; 53.2003,4u.6; 55.2004,4; 57.2005,5; 59.2006,4; 61.2007,5; 65.2009,5