condition	mean	min	max
4 h after light	7.775505000000001	6.66964	8.88137
8 h after light	11.0746	10.9837	11.1655
12 h after light	12.67575	12.0066	13.3449
4 h after dark	14.0215	13.6585	14.4547
8 h after dark	12.963066666666666	12.8749	13.0307
12 h after dark	9.81444	9.61354	10.1547