condition	mean	min	max
4 h after light	5.053215	4.12596	5.98047
8 h after light	5.712395	5.12817	6.29662
12 h after light	9.629815	9.02923	10.2304
4 h after dark	11.4044	10.2417	12.8473
8 h after dark	8.827723333333333	7.6498	9.80695
12 h after dark	6.95534	6.44211	7.6714