condition	mean	min	max
2 h after light	3.8541955000000003	0.644073	9.96395
6 h after light	6.754721666666667	2.88803	15.326
10 h after light	7.2625675	0.845735	14.7425
14 h after light	8.866265	3.11684	23.1091
18 h after light	7.138321666666667	2.66591	24.8412
2 h after dark	7.333657	0.937452	25.1714