condition	mean	min	max
4 h after light	6.65535	5.64396	7.66674
8 h after light	5.60669	5.44568	5.7677
12 h after light	5.4323049999999995	5.2438	5.62081
4 h after dark	7.2993033333333335	6.9905	7.53573
8 h after dark	7.80403	7.67049	7.99672
12 h after dark	5.9831433333333335	5.5866	6.54491