condition	mean	min	max
4 h after light	3.8153433333333333	2.21969	4.84874
8 h after light	4.612536666666666	1.13192	8.00185
12 h after light	5.01917	2.96915	7.68979
4 h after dark	5.02723	2.66844	6.70223
8 h after dark	4.076913333333334	3.4026	5.23126
12 h after dark	7.32206	5.85031	9.06401