condition mean min max 0 h after light 12.357800000000001 11.2873 13.4283 2 h after light 8.4426 7.02892 9.85628 4 h after light 14.5175 14.0877 14.9473 8 h after light 44.59035 39.7662 49.4145 12 h after light 7.38727 6.84274 7.9318 2 h after dark 8.182694999999999 7.81578 8.54961 4 h after dark 9.41587 8.95905 9.87269 8 h after dark 12.770299999999999 12.4637 13.0769 12 h after dark 13.4479 12.6637 14.2321