condition	mean	min	max
4 h after light	9.608656	9.298958	9.918354
8 h after light	8.9682685	8.756727	9.17981
12 h after light	7.9587325	7.873395	8.04407
4 h after dark	10.039679	9.435666	10.643692
8 h after dark	9.778762	9.298958	10.258566
12 h after dark	8.711625	8.711625	8.711625