condition	mean	min	max
4 h after light	6.269555	5.32415	7.21496
8 h after light	5.69853	5.55163	5.84543
12 h after light	6.867789999999999	6.20095	7.53463
4 h after dark	8.45838	7.81337	8.85998
8 h after dark	9.221313333333333	8.89731	9.70006
12 h after dark	7.4009	7.21387	7.64569