condition	mean	min	max
4 h after light	13.8601	12.5744	15.1458
8 h after light	12.2749	12.0439	12.5059
12 h after light	8.237275	8.1747	8.29985
4 h after dark	13.50465	13.4522	13.5571
8 h after dark	12.939350000000001	12.8161	13.0626
12 h after dark	13.050049999999999	13.0442	13.0559