condition	mean	min	max
4 h after light	4.007054999999999	3.53071	4.4834
8 h after light	3.5394	3.48009	3.59871
12 h after light	3.77686	3.18015	4.37357
4 h after dark	5.11815	4.76396	5.50004
8 h after dark	3.79332	3.19605	4.19438
12 h after dark	3.9028933333333335	3.45931	4.27657