condition	mean	min	max
4 h after light	77.21119999999999	73.5119	80.9105
8 h after light	79.44695	79.162	79.7319
12 h after light	79.58664999999999	74.6471	84.5262
4 h after dark	80.1531	72.7192	87.587
8 h after dark	79.11410000000001	78.2206	80.0076
12 h after dark	82.68195	81.8938	83.4701