condition	mean	min	max
0 h after light	6.714805	4.7378	8.69181
4 h after light	6.32883	5.60031	7.05735
8 h after light	9.238445	8.97859	9.4983
4 h after dark	8.865435	7.68797	10.0429
8 h after dark	7.461845	6.67204	8.25165
12 h after dark	6.311545000000001	6.2548	6.36829