condition mean min max 3 h after light 4.244996666666667 1.53396 5.77817 6 h after light 3.683813333333333 2.72655 4.77581 9 h after light 3.7798066666666665 3.24104 4.18215 12 h after light 7.4872250000000005 1.01233 16.0085 3 h after dark 5.1836 1.24088 8.06611 6 h after dark 2.377553333333333 0.0 5.89624 9 h after dark 0.303872 0.0 0.911616 12 h after dark 8.287265 7.37336 9.20117