condition	mean	min	max
4 h after light	7.400355	4.54011	10.2606
8 h after light	6.024190000000001	5.94699	6.10139
12 h after light	13.65475	13.0905	14.219
4 h after dark	9.98368	6.20984	12.0771
8 h after dark	14.010833333333334	13.5388	14.3283
12 h after dark	11.0033	8.9329	12.8236