condition	mean	min	max
4 h after light	15.0338925	13.448373	16.619412
8 h after light	13.258225	12.147138	14.369312
12 h after light	13.280116	12.834042	13.72619
4 h after dark	13.537997	13.396441	13.679553
8 h after dark	13.679553	13.679553	13.679553
12 h after dark	16.388067	16.388067	16.388067