condition	mean	min	max
4 h after light	5.74395	4.9952	6.4927
8 h after light	8.263555	7.93812	8.58899
12 h after light	9.637945	9.25539	10.0205
4 h after dark	9.43725	8.97131	10.2984
8 h after dark	8.486373333333333	7.90299	9.27615
12 h after dark	6.245676666666667	5.45345	7.34447