condition mean min max 2 h after light 0.0378538 0.0 0.0835557 6 h after light 0.0213905 0.0 0.0674606 10 h after light 0.054962533333333334 0.0 0.115138 14 h after light 0.021885616666666666 0.0 0.065748 18 h after light 0.028349066666666665 0.0 0.121158 2 h after dark 0.054877550000000004 0.0 0.105973