condition mean min max 3 h after light 0.08129 0.0 0.24387 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.01804448 0.0 0.071887 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.020340433333333335 0.0 0.0610213 12 h after dark 7.39035e-05 0.0 0.000147807