condition	mean	min	max
3 h after light	18.273366666666668	16.7609	19.0763
6 h after light	18.790866666666666	16.9204	21.1515
9 h after light	24.2629	20.8993	25.9498
12 h after light	27.49355	24.0821	30.1937
3 h after dark	23.9574	22.4175	25.2691
6 h after dark	25.1454	21.0964	27.2915
9 h after dark	20.0846	17.6906	23.3558
12 h after dark	16.95055	14.0514	19.8497