condition mean min max 4 h after light 0.09815466666666667 0.0 0.294464 8 h after light 0.0094628 0.0 0.0283884 12 h after light 0.04418233333333333 0.0 0.132547 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0