condition	mean	min	max
4 h after light	10.4437	9.8738	11.0136
8 h after light	13.02235	12.9991	13.0456
12 h after light	11.9818	11.7903	12.1733
4 h after dark	15.5275	15.4301	15.6249
8 h after dark	13.500599999999999	13.3089	13.6923
12 h after dark	13.442599999999999	13.2815	13.6037