condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.09306366666666667 0.0 0.279191 9 h after light 0.0 0.0 0.0 12 h after light 0.06886925 0.0 0.275477 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0