condition	mean	min	max
4 h after light	3.4688600000000003	2.81275	4.12497
8 h after light	3.7577350000000003	3.40877	4.1067
12 h after light	4.569475000000001	4.5224	4.61655
4 h after dark	7.381826666666667	6.50555	8.0055
8 h after dark	6.828916666666666	5.05906	7.72704
12 h after dark	3.5190066666666664	3.10588	4.25376