condition	mean	min	max
4 h after light	4.845105	4.45639	5.23382
8 h after light	4.684810000000001	4.41289	4.95673
12 h after light	5.793255	5.59883	5.98768
4 h after dark	6.681660000000001	6.26754	7.09578
8 h after dark	6.44065	6.16802	6.71328
12 h after dark	6.761015	6.45831	7.06372