condition	mean	min	max
0 h after light	5.9319299999999995	4.56803	7.29583
4 h after light	4.923225	4.27102	5.57543
8 h after light	4.48002	3.15792	5.80212
4 h after dark	6.73264	5.82192	7.64336
8 h after dark	7.667695	7.41003	7.92536
12 h after dark	5.97175	5.56822	6.37528