condition mean min max 0 h after light 7.669694999999999 6.83444 8.50495 2 h after light 7.863055 7.34909 8.37702 4 h after light 4.826945 4.30232 5.35157 8 h after light 5.106825000000001 4.58007 5.63358 12 h after light 4.2038400000000005 3.9365 4.47118 2 h after dark 4.752135 4.21101 5.29326 4 h after dark 4.574014999999999 4.51981 4.62822 8 h after dark 8.388935 7.82125 8.95662 12 h after dark 7.589735 6.42531 8.75416