condition	mean	min	max
0 h after light	8.63782	8.26522	9.01042
4 h after light	13.10405	12.3445	13.8636
8 h after light	12.9949	12.0291	13.9607
4 h after dark	10.434605000000001	9.95111	10.9181
8 h after dark	11.38025	11.2491	11.5114
12 h after dark	8.97495	8.59021	9.35969