condition	mean	min	max
0 h after light	5.767665	5.51535	6.01998
4 h after light	3.5374600000000003	2.93568	4.13924
8 h after light	4.210015	4.02218	4.39785
4 h after dark	4.494535	3.81484	5.17423
8 h after dark	3.58261	3.48616	3.67906
12 h after dark	3.746655	3.13628	4.35703