condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.02549483333333333 0.0 0.0764845 9 h after light 0.0 0.0 0.0 12 h after light 0.056003566666666664 0.0 0.0987975 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.028175966666666667 0.0 0.0845279 12 h after dark 0.0 0.0 0.0