sentences:  The fourth squadron was permanently staffed by a rotating cadre of regular officers and national servicemen.All squadrons could muster over 300 members for active duty.At one time, RhACR's ranks swelled to up to 500 troops in five squadrons, commanding 60 "Eland" armoured cars, 50 UR-416 personnel carriers, 20 Daimler "Ferret" scout cars, and a plethora of improvised fighting vehicles.