condition mean min max 3 h after light 0.013027933333333333 0.0 0.0390838 6 h after light 0.0268883 0.0258363 0.0277879 9 h after light 0.028499066666666666 0.0 0.0550524 12 h after light 0.06522744999999999 0.0257931 0.0981633 3 h after dark 0.1692913 0.0632359 0.318172 6 h after dark 0.10232433333333334 0.0 0.180962 9 h after dark 0.14925086666666668 0.0863826 0.245235 12 h after dark 0.0 0.0 0.0