condition	mean	min	max
4 h after light	5.651549999999999	5.40551	6.0972599999999995
8 h after light	5.54514	5.4034699999999996	5.7872
12 h after light	5.12651	4.88777	5.36055
4 h after dark	5.385446666666667	5.30898	5.4761
8 h after dark	5.374243333333333	5.02423	5.66253
12 h after dark	5.416896666666667	5.2138	5.732480000000001