condition	mean	min	max
0 h after light	4.04666	3.9491	4.14422
4 h after light	5.02641	4.28529	5.76753
8 h after light	5.57524	5.35038	5.8001
4 h after dark	9.451035000000001	8.63667	10.2654
8 h after dark	8.950825	8.06354	9.83811
12 h after dark	4.5520499999999995	3.47569	5.62841