condition mean min max 4 h after light 91.697 74.3224 111.439 8 h after light 50.69906666666667 19.6543 80.4951 12 h after light 51.3448 36.4422 70.046 4 h after dark 78.2694 69.7718 92.9997 8 h after dark 87.98286666666667 58.2169 109.96 12 h after dark 72.09993333333333 70.6672 74.1129