condition	mean	min	max
4 h after light	5.184643333333333	5.056369999999999	5.28615
8 h after light	5.2139500000000005	5.03801	5.41931
12 h after light	5.054306666666666	4.97445	5.1035
4 h after dark	5.156569999999999	5.12894	5.1831
8 h after dark	5.152196666666667	5.05943	5.203130000000001
12 h after dark	5.1661866666666665	5.0823599999999995	5.21281