29.5 high  1 9
29.5  low  0 106
39.5 high  4 26
39.5  low  5 164
49.5 high  25 29
49.5  low  21 138
59.5 high  42 27
59.5  low  34 139
69.5 high  19 18
69.5  low  36 88
79.5 high  5 0
79.5  low  8 31