condition	mean	min	max
0 h after light	4.6123449999999995	4.536	4.68869
4 h after light	5.00314	4.39127	5.61501
8 h after light	8.308575000000001	7.40959	9.20756
4 h after dark	7.516629999999999	6.87286	8.1604
8 h after dark	4.716005	4.60311	4.8289
12 h after dark	4.41254	4.21999	4.60509