condition	mean	min	max
3 h after light	2.814955	1.7881	4.26475
7 h after light	3.7681975	2.43557	5.01663
11 h after light	4.219195	3.06539	5.49587
2 h after dark	4.426258333333333	3.53287	6.51748
6 h after dark	3.5640325	2.58888	4.71812
10 h after dark	3.380161666666667	2.0286	5.81881