condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.040883333333333334 0.0 0.2453 18 h after light 0.03357983333333333 0.0 0.201479 2 h after dark 0.0 0.0 0.0