condition	mean	min	max
4 h after light	43.57123333333333	23.2134	62.628
8 h after light	28.824583333333333	4.87275	50.8719
12 h after light	38.4948	20.9316	60.3713
4 h after dark	69.24373333333332	49.8714	89.5046
8 h after dark	69.6035	40.375	85.3251
12 h after dark	74.0825	67.353	80.8755