condition	mean	min	max
2 h after light	4.6734100000000005	4.54483	4.83983
6 h after light	4.284183333333333	3.98167	4.49921
10 h after light	5.174956666666667	4.99019	5.37442
2 h after dark	6.64161	6.34903	7.19912
6 h after dark	7.052533333333333	6.49303	7.95937
10 h after dark	6.72461	6.27178	7.49827