condition	mean	min	max
4 h after light	4.9140999999999995	4.16049	5.66771
8 h after light	4.86736	4.66897	5.06575
12 h after light	5.41343	5.2474	5.57946
4 h after dark	6.50218	5.66748	6.96116
8 h after dark	6.134413333333334	5.58324	6.74767
12 h after dark	4.440566666666666	3.8046	4.84287