condition	mean	min	max
4 h after light	8.150823333333333	8.02298	8.326369999999999
8 h after light	8.281343333333332	8.023	8.68874
12 h after light	8.353016666666667	8.21699	8.55832
4 h after dark	8.3463	8.1416	8.74876
8 h after dark	8.237816666666667	8.067789999999999	8.45268
12 h after dark	8.26896	8.12801	8.44892