y1 y2 y3 y4 cwm cwf cbm cbf 0 0 0 0 23 20 27 29 0 0 0 1 5 8 5 8 0 0 1 0 12 14 15 7 0 0 1 1 2 2 3 3 0 1 0 0 16 20 16 14 0 1 0 1 3 5 5 5 0 1 1 0 6 11 4 6 0 1 1 1 1 7 3 0 1 0 0 0 22 23 15 14 1 0 0 1 6 8 10 10 1 0 1 0 7 9 8 11 1 0 1 1 19 6 1 2 1 1 0 0 21 18 7 19 1 1 0 1 11 15 9 5 1 1 1 0 23 20 10 8 1 1 1 1 86 42 2 4