condition mean min max 3 h after light 0.19849399999999998 0.0 0.595482 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.48168974999999997 0.0 1.17895 3 h after dark 0.6422873333333333 0.0 1.44513 6 h after dark 0.13872199999999998 0.0 0.416166 9 h after dark 0.11796266666666666 0.0 0.353888 12 h after dark 0.3714515 0.0 0.742903