condition	mean	min	max
0 h after light	7.66723	7.63099	7.70347
4 h after light	9.182	8.1468	10.2172
8 h after light	6.4478	5.87029	7.02531
4 h after dark	9.085885000000001	8.19979	9.97198
8 h after dark	9.448995	9.44608	9.45191
12 h after dark	9.1257	8.36639	9.88501