condition	mean	min	max
0 h after light	17.0964	16.7611	17.4317
4 h after light	10.41875	9.9744	10.8631
8 h after light	10.5836	10.3938	10.7734
4 h after dark	12.4452	11.9229	12.9675
8 h after dark	11.4679	11.4198	11.516
12 h after dark	14.40325	11.6314	17.1751