From a reliable source (with a recap in hand):
GE Music - CC - 18.0, HNC - 17.7, BS - 17.1, PR - 16.9
GE Visual - HNC - 18.0, CC - 17.5, GMen - 17.0, BAC - 16.7, BS - 16.5, PR - 16.0, Spirit - 15.5
Vis Perf. - HNC - 17.7, CC - 17.3, PR - 16.5, BAC - 16.4, BS - 16.0
Guard - HNC - 18.0, CC - 17.6, BS - 17.1, BAC - 16.4, PR - 16.3
Brass - CC - 17.9, HNC - 17.8, PR - 16.8, BS - 16.6, BAC - 16.4
Drums - PR - 17.0, CC - 16.5, HNC - 16.3, BAC - 16.2, GMen - 16.0, Spirit - 15.3, BS - 15.1