condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.09442793333333332 0.0 0.203001 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0287472 0.0 0.0862416