l 1-7 l 8-14 l 15-21 l 22-28 l 29-35 l 36-42 l 43-49 l 50-56 l 57-63 l 64-70 l 71-77 l 78-84 l 85-91 l 92-98 l 99-105 l 106-112 l 113-119 l 120-120 l