condition	mean	min	max
0 h after light	5.96082	5.55024	6.3714
4 h after light	3.191175	3.10486	3.27749
8 h after light	4.17832	3.56286	4.79378
4 h after dark	6.68122	5.44133	7.92111
8 h after dark	7.25753	6.60305	7.91201
12 h after dark	4.91936	4.42633	5.41239