condition	mean	min	max
4 h after light	5.42945	4.41661	6.06979
8 h after light	5.8722	2.26581	8.09957
12 h after light	7.9154	4.54132	11.3716
4 h after dark	8.90856	6.54463	11.1378
8 h after dark	7.301843333333333	4.60943	8.89354
12 h after dark	6.19809	6.05007	6.40157