condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.014814099999999998 0.0 0.0444423 12 h after light 0.009736533333333333 0.0 0.0292096 4 h after dark 0.0208421 0.0 0.0409907 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0