condition mean min max 4 h after light 11.46 10.6738 12.2462 8 h after light 9.730554999999999 9.59644 9.86467 12 h after light 11.86735 10.9746 12.7601 4 h after dark 16.6139 16.4856 16.7621 8 h after dark 16.808233333333334 16.1631 17.4857 12 h after dark 13.861766666666666 13.7703 13.9759