condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.394554 0.269371 0.519737 8 h after light 0.0 0.0 0.0 12 h after light 0.5870605 0.266264 0.907857 2 h after dark 0.5696795 0.545869 0.59349 4 h after dark 0.661105 0.0 1.32221 8 h after dark 0.2981875 0.0 0.596375 12 h after dark 0.0 0.0 0.0