condition	mean	min	max
0 h after light	8.507935	8.16394	8.85193
4 h after light	5.386855	4.72448	6.04923
8 h after light	6.1299600000000005	5.9118	6.34812
4 h after dark	7.26004	6.76179	7.75829
8 h after dark	7.343825	6.87296	7.81469
12 h after dark	6.362985	6.13102	6.59495