7 daughter colonies of the 4a were tested:
DE-16-75-972-1997 DE-16-75-973-1997 DE-16-75-974-1997 DE-16-75-975-1997 DE-16-75-978-1997 DE-16-75-981-1997 DE-16-75-982-1997
16 tested queens were mated at the mating station:
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 DE-16-75-1088-1999 DE-16-75-1089-1999 DE-16-75-1090-1999 DE-16-75-1091-1999 DE-16-75-1165-1999 DE-16-75-1166-1999 DE-16-75-1167-1999 DE-16-75-1168-1999 DE-16-75-1169-1999 DE-16-75-1170-1999
6 daughter colonies of queens mated at the mating station were tested:
DE-16-8-2006-2001 DE-16-8-2008-2001 DE-16-8-2190-2001 DE-16-8-2192-2001 DE-16-8-2198-2001 DE-16-8-2199-2001