The defending ship's '''weighted anti-air value''' and the fleet's total '''fleet anti-air value'''' are calculated and used in the formula for the two types of anti-air shootdowns: ''percentage shootdown'' and ''fixed shootdown''. | The defending ship's '''weighted anti-air value''' and the fleet's total '''fleet anti-air value'''' are calculated and used in the formula for the two types of anti-air shootdowns: ''percentage shootdown'' and ''fixed shootdown''. |