condition	mean	min	max
4 h after light	16.090103	15.663284	16.516922
8 h after light	15.658902000000001	14.917515	16.400289
12 h after light	17.3506285	16.639216	18.062041
4 h after dark	13.410284	10.777087	16.043481
8 h after dark	15.663284	15.663284	15.663284
12 h after dark	15.663284	15.663284	15.663284