11 daughter colonies of the 4a were tested:
DE-6-19-2129-2000 DE-6-19-2130-2000 DE-6-19-2132-2000 DE-6-19-2134-2000 DE-6-19-2135-2000 DE-6-19-2137-2000 DE-6-19-2138-2000 DE-6-19-2139-2000 DE-6-19-2142-2000 DE-6-19-2143-2000 DE-6-19-2146-2000
30 tested queens were mated at the mating station:
DE-6-19-2232-2001 DE-6-19-2233-2001 DE-6-19-2234-2001 DE-6-19-2235-2001 DE-6-19-2236-2001 DE-6-19-2237-2001 DE-6-19-2238-2001 DE-6-19-2239-2001 DE-6-19-2240-2001 DE-6-19-2241-2001 DE-6-19-2242-2001 DE-6-19-2243-2001 DE-6-19-2244-2001 DE-6-19-2245-2001 DE-6-19-2246-2001 DE-6-19-2247-2001 DE-6-19-2248-2001 DE-6-49-202-2001 DE-6-49-205-2001 DE-6-49-206-2001 DE-6-63-13-2001 DE-6-63-64-2001 DE-6-63-65-2001 DE-6-63-66-2001 DE-6-63-67-2001 DE-6-63-68-2001 DE-6-63-69-2001 DE-6-63-70-2001 DE-6-63-71-2001 DE-6-63-73-2001
4 daughter colonies of queens mated at the mating station were tested:
DE-6-49-219-2002 DE-6-49-222-2002 DE-6-49-223-2002 DE-6-49-224-2002