Bestand
1953,119-129u.132-151u.155-157u.159-161u.173u.187-188u.194u.196u.198-260u.265-266u.271-273u.275-279u.285-293u.305u.307-310; 1954,1-2u.5-11u.13u.15-37u.39u.41-47u.52-76; 1957,129-202u.204-240u.242-308u.310-311; 1958,2-35u.37-161u.163-312; 1959,1-33u.35-173u.175-229u.231-249u.251-315; 1960,1-144u.146-314; 1961,1-37u.39-78u.80-310; 1962,1-67u.69-89u.91-160u.163-172u.174-309; 1963,1-130u.132-151u.153-307; 1964,1-12u.14-122u.124-311; 1965,1-310; 1966,1-311; 1967,2-309; 1968,1-212u.214-309; 1976,1-35u.37-118u.120-298; 1977,1-69u.71-297; 1978,1-139u.141-212u.214-216u.218-296; 1979,1-195u.197-292; 1980,1-188u.190-286; 1981,1-100u.102-163u.166-217u.219-260; 1982,1-8u.11-15u.17-63u.65-75u.77-88u.90-238u.240-241u.243-259; 1983,1-308; 1984,1-51u.53-309; 1985,1-290u.292-303; 1986,1-247u.250-303; 1987,1-305; 1988,1-35u.37-74u.76-158u.160-274u.276-303; 1989,1-297; 1990,1-202u.204-218u.220-301; 1991,16u.28-40u.51u.53-60u.62-63u.65-206u.208-301; 1992,1-29u.31-305; 1993,1-120u.122-303; 1994,1-301; 1995,1-299; 1996,1-240u.242-268; 1997,1-122u.124-125u.127-255u.257-297; 1998,1-176u.178-215u.217-253; 1999,1-80u.82-83u.85-254