condition	mean	min	max
3 h after light	8.498899583333333	0.0	17.1803
7 h after light	7.5621245833333335	0.564779	15.2037
11 h after light	8.036570666666666	0.0	17.8912
2 h after dark	5.820606333333334	0.310349	13.2133
6 h after dark	6.49906675	0.0	15.3441
10 h after dark	6.045522333333333	0.280379	15.0491