condition	mean	min	max
4 h after light	9.2858	5.15791	13.1792
8 h after light	9.929183333333334	2.26525	16.138
12 h after light	11.83665	6.37085	18.5422
4 h after dark	18.2086	14.309	20.6535
8 h after dark	13.2832	9.2897	16.0746
12 h after dark	12.291766666666666	11.4685	13.8249