condition mean min max 3 h after light 0.257722 0.0 0.773166 6 h after light 0.09161799999999999 0.0 0.274854 9 h after light 0.0 0.0 0.0 12 h after light 0.134641 0.0 0.283441 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.211339 0.0 0.404275 12 h after dark 0.0 0.0 0.0