condition	mean	min	max
0 h after light	38.33225	34.864	41.8005
4 h after light	29.4497	27.9046	30.9948
8 h after light	21.725949999999997	20.2993	23.1526
4 h after dark	34.3934	32.6439	36.1429
8 h after dark	30.41585	27.0704	33.7613
12 h after dark	35.15325	32.811	37.4955