condition	mean	min	max
4 h after light	6.65077	5.77631	7.52523
8 h after light	6.5642949999999995	5.57927	7.54932
12 h after light	11.387	10.9021	11.8719
4 h after dark	10.414255	9.59231	11.2362
8 h after dark	11.104	10.9846	11.2234
12 h after dark	9.576225	9.51178	9.64067