condition	mean	min	max
4 h after light	7.215999999999999	6.43507	7.99693
8 h after light	11.9621	11.0055	12.9187
12 h after light	12.8248	12.5933	13.0563
4 h after dark	12.861650000000001	11.6797	14.0436
8 h after dark	10.04762	9.88744	10.2078
12 h after dark	9.664175	9.23805	10.0903