condition mean min max 3 h after light 0.06469133333333334 0.0 0.194074 6 h after light 0.042763999999999996 0.0 0.128292 9 h after light 0.04128966666666667 0.0 0.123869 12 h after light 0.07114725 0.0 0.284589 3 h after dark 0.0 0.0 0.0 6 h after dark 0.2698563333333333 0.0 0.673936 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0