condition	mean	min	max
4 h after light	8.359573	7.906959	8.812187
8 h after light	7.960229999999999	7.859792	8.060668
12 h after light	7.628203000000001	7.063569	8.192837
4 h after dark	8.094646000000001	7.521028	8.668264
8 h after dark	8.060668	8.060668	8.060668
12 h after dark	6.666996	6.666996	6.666996