condition	mean	min	max
4 h after light	2.0991299999999997	1.88834	2.30992
8 h after light	2.23101	2.15365	2.30837
12 h after light	3.14663	2.86251	3.43075
4 h after dark	4.139336666666667	3.95521	4.34053
8 h after dark	3.89042	3.36278	4.32113
12 h after dark	2.61971	2.36776	2.95191