condition	mean	min	max
4 h after light	21.6725	20.8395	22.5055
8 h after light	12.980155	8.99271	16.9676
12 h after light	22.0181	20.2774	23.7588
4 h after dark	31.3729	24.7558	34.9018
8 h after dark	18.672433333333334	15.6681	20.7515
12 h after dark	21.109366666666666	18.1047	24.1578