condition mean min max 0 h after light 16.27535 15.0694 17.4813 2 h after light 11.84835 10.7656 12.9311 4 h after light 10.5093 10.0833 10.9353 8 h after light 6.7930600000000005 6.66423 6.92189 12 h after light 10.455449999999999 10.346 10.5649 2 h after dark 9.907835 9.84618 9.96949 4 h after dark 10.1126 8.9928 11.2324 8 h after dark 15.470849999999999 15.2137 15.728 12 h after dark 18.8144 17.7284 19.9004