condition mean min max 4 h after light 60.76491333333333 46.68103 72.15692 8 h after light 75.57218333333333 52.63571999999999 119.4647 12 h after light 66.89125333333334 53.886559999999996 91.90012 16 h after light 73.63576333333333 62.89719 86.56441 4 h after dark 54.244189999999996 39.998979999999996 69.07876999999999 8 h after dark 49.85142 26.10335 66.09049