condition	mean	min	max
4 h after light	5.9408	4.91746	6.96414
8 h after light	5.062810000000001	4.69596	5.42966
12 h after light	8.95872	8.22562	9.69182
4 h after dark	8.078523333333333	7.51292	8.82463
8 h after dark	11.058043333333332	9.48893	11.9676
12 h after dark	7.435766666666667	6.47668	8.97697