condition mean min max 4 h after light 10.105671999999998 9.733906 10.477438 8 h after light 10.6302305 10.477438 10.783023 12 h after light 11.462647 10.458615 12.466679 4 h after dark 10.097037499999999 9.809478 10.384597 8 h after dark 9.9794635 9.007472 10.951455 12 h after dark 9.53215 9.53215 9.53215