condition	mean	min	max
4 h after light	6.472815	5.02994	7.91569
8 h after light	6.740584999999999	5.35223	8.12894
12 h after light	6.098879999999999	5.3967	6.80106
4 h after dark	5.8549	5.18255	6.81713
8 h after dark	7.638763333333333	7.38866	7.9265
12 h after dark	6.898386666666667	6.15793	7.6024