condition	mean	min	max
4 h after light	9.31264	9.21556	9.43737
8 h after light	9.35942	9.22917	9.515130000000001
12 h after light	9.36223	9.314	9.41611
4 h after dark	9.827653333333332	9.64997	10.05229
8 h after dark	9.918286666666665	9.68348	10.047239999999999
12 h after dark	10.15879	9.934239999999999	10.36161