condition	mean	min	max
4 h after light	5.8809249999999995	4.26854	7.49331
8 h after light	6.479235	6.25635	6.70212
12 h after light	7.63711	7.2628	8.01142
4 h after dark	8.274483333333333	7.78776	8.91238
8 h after dark	7.478723333333334	6.59177	8.0211
12 h after dark	6.541956666666667	6.35078	6.85335