condition mean min max 3 h after light 57.606566666666666 47.9119 63.9455 6 h after light 66.712 53.5556 74.1399 9 h after light 67.59043333333334 61.5658 75.0575 12 h after light 68.878075 64.4248 80.5505 3 h after dark 65.02993333333333 59.4111 70.0349 6 h after dark 57.533833333333334 57.26 57.8169 9 h after dark 50.1743 45.0511 55.8753 12 h after dark 53.0266 52.4258 53.6274