condition	mean	min	max
4 h after light	5.413073333333333	5.146669999999999	5.7934
8 h after light	5.364863333333333	5.23577	5.48409
12 h after light	5.343306666666667	5.29105	5.39272
4 h after dark	5.32966	5.10314	5.6281099999999995
8 h after dark	5.3530066666666665	5.16329	5.48918
12 h after dark	5.3308	5.2495400000000005	5.48945