condition	mean	min	max
4 h after light	4.526535	4.19229	4.86078
8 h after light	3.9065950000000003	2.83628	4.97691
12 h after light	5.705385	5.54461	5.86616
4 h after dark	11.650293333333334	9.98668	13.6245
8 h after dark	7.857373333333333	6.18962	10.2297
12 h after dark	11.469380000000001	6.77383	18.3776