condition	mean	min	max
0 h after light	5.9560200000000005	5.64784	6.2642
4 h after light	6.37064	6.17616	6.56512
8 h after light	7.09023	6.83204	7.34842
4 h after dark	7.683870000000001	7.47058	7.89716
8 h after dark	6.5731850000000005	6.16946	6.97691
12 h after dark	5.7461649999999995	5.6387	5.85363