condition	mean	min	max
4 h after light	7.772235	7.54175	8.00272
8 h after light	10.191939999999999	9.69468	10.6892
12 h after light	5.623285	5.36107	5.8855
4 h after dark	8.256023333333333	8.19344	8.30933
8 h after dark	7.686893333333333	7.21762	8.16298
12 h after dark	7.460853333333334	6.2025	9.37457