condition	mean	min	max
4 h after light	9.713643333333334	9.65813	9.78757
8 h after light	9.919206666666668	9.8173	10.102360000000001
12 h after light	10.01921	9.793389999999999	10.25419
4 h after dark	9.88904	9.77068	10.11882
8 h after dark	9.741	9.470080000000001	10.11687
12 h after dark	9.359136666666666	8.89139	9.65062