condition	mean	min	max
4 h after light	16.04685333333333	12.37232	20.53315
8 h after light	14.295639999999999	8.243839999999999	23.313229999999997
12 h after light	15.955476666666668	14.748070000000002	17.19131
16 h after light	22.195833333333333	14.639320000000001	28.753909999999998
4 h after dark	25.88628	19.84542	30.43613
8 h after dark	13.867137333333334	9.918832	16.88429