condition	mean	min	max
4 h after light	13.427800000000001	13.38592	13.50567
8 h after light	13.481763333333333	13.36819	13.541579999999998
12 h after light	13.597010000000001	13.55972	13.655170000000002
4 h after dark	13.650283333333334	13.61589	13.71391
8 h after dark	13.679506666666667	13.667279999999998	13.69319
12 h after dark	13.521593333333332	13.448479999999998	13.59436