condition mean min max 3 h after light 10.92432 8.43866 12.9403 6 h after light 9.968713333333334 8.39375 12.9576 9 h after light 11.402266666666666 11.1306 11.83 12 h after light 11.921050000000001 10.8686 13.1238 3 h after dark 12.715433333333333 10.3071 14.6654 6 h after dark 13.4089 11.0347 16.0202 9 h after dark 8.989253333333334 8.21419 9.98511 12 h after dark 9.329985 9.30423 9.35574