condition	mean	min	max
3 h after light	2.864786666666667	1.84965	5.75056
7 h after light	3.4034858333333333	1.89952	5.19297
11 h after light	3.742719166666667	2.65731	5.2793
2 h after dark	4.333305	2.89592	6.33802
6 h after dark	2.806195	1.70365	4.57751
10 h after dark	3.0068725	2.03498	4.8238