condition	mean	min	max
4 h after light	10.7019	10.0706	11.3332
8 h after light	8.993884999999999	8.9215	9.06627
12 h after light	11.699950000000001	11.3849	12.015
4 h after dark	17.995633333333334	17.7197	18.1457
8 h after dark	20.402733333333334	18.7859	21.3823
12 h after dark	16.954733333333333	14.2236	20.5256