14 daughter colonies of the 4a were tested:
DE-7-45-296-1996 DE-7-45-502-1996 DE-7-45-595-1996 DE-7-45-679-1996 DE-7-45-721-1996 DE-7-45-733-1996 DE-17-27-66-1996 DE-17-27-67-1996 DE-17-27-68-1996 DE-17-27-69-1996 DE-17-27-70-1996 DE-17-27-71-1996 DE-17-27-72-1996 DE-17-27-73-1996
14 tested queens were mated at the mating station:
DE-6-7-359-1997 DE-6-7-363-1997 DE-6-7-370-1997 DE-6-7-371-1997 DE-6-7-377-1997 DE-6-7-380-1997 DE-7-45-679-1997 DE-7-45-680-1997 DE-7-45-681-1997 DE-7-45-684-1997 DE-7-45-685-1997 DE-7-45-687-1997 DE-7-45-688-1997 DE-7-45-689-1997
No daughter colonies from colonies mated at the station were tested yet.