condition	mean	min	max
0 h after light	2.903905	2.63544	3.17237
4 h after light	1.894555	1.57678	2.21233
8 h after light	3.25494	2.83546	3.67442
4 h after dark	8.414670000000001	7.90316	8.92618
8 h after dark	7.004825	6.32498	7.68467
12 h after dark	3.397315	3.09083	3.7038