condition	mean	min	max
4 h after light	5.34937	5.16553	5.53321
8 h after light	5.112360000000001	4.82734	5.39738
12 h after light	4.88709	4.61926	5.15492
4 h after dark	6.138766666666666	5.79585	6.49134
8 h after dark	6.15221	5.89189	6.55519
12 h after dark	5.559773333333333	4.46645	6.44865