condition	mean	min	max
4 h after light	5.340003333333333	5.01845	5.83921
8 h after light	5.030456666666667	4.92926	5.19196
12 h after light	5.09398	4.94762	5.29005
4 h after dark	5.23948	5.0234	5.4930900000000005
8 h after dark	5.23709	4.75814	5.51722
12 h after dark	5.056986666666667	4.8660000000000005	5.28305