condition	mean	min	max
4 h after light	7.90751	6.92315	8.89187
8 h after light	7.272755	7.18357	7.36194
12 h after light	9.184995	7.83739	10.5326
4 h after dark	10.497710000000001	9.93702	11.0584
8 h after dark	10.374600000000001	10.0144	10.7348
12 h after dark	10.68674	9.83148	11.542