7 daughter colonies of the 4a were tested:
DE-16-305-608-1995 DE-16-305-609-1995 DE-16-305-610-1995 DE-16-305-612-1995 DE-16-305-614-1995 DE-16-305-615-1995 DE-16-305-616-1995
6 tested queens were mated at the mating station:
DE-16-8-2005-1996 DE-16-8-2006-1996 DE-16-8-2007-1996 DE-16-8-2008-1996 DE-16-8-2009-1996 DE-16-8-2010-1996
6 daughter colonies of queens mated at the mating station were tested:
DE-16-8-2114-1999 DE-16-8-2115-1999 DE-16-8-2116-1999 DE-16-8-2117-1999 DE-16-8-2118-1999 DE-16-8-2119-1999