condition	mean	min	max
4 h after light	58.90904999999999	53.0259	64.7922
8 h after light	44.97355	42.1744	47.7727
12 h after light	58.1101	55.7056	60.5146
4 h after dark	84.17105000000001	79.8255	88.5166
8 h after dark	94.1411	93.1842	95.098
12 h after dark	86.35605000000001	82.0775	90.6346