condition	mean	min	max
4 h after light	21.243096666666666	17.180020000000003	24.67559
8 h after light	14.309343333333333	7.866582000000001	25.865579999999998
12 h after light	17.38392	13.949639999999999	20.49476
16 h after light	22.83104	18.74846	28.564590000000003
4 h after dark	27.013553333333334	24.244239999999998	29.32582
8 h after dark	20.24824	15.23789	25.03685