condition mean min max 0 h after light 19.1316 16.7161 21.5471 2 h after light 12.603200000000001 12.1187 13.0877 4 h after light 12.0551 11.1742 12.936 8 h after light 15.5287 14.7647 16.2927 12 h after light 20.0288 19.2189 20.8387 2 h after dark 18.14715 17.7261 18.5682 4 h after dark 17.85805 17.1129 18.6032 8 h after dark 26.55595 24.2444 28.8675 12 h after dark 20.315649999999998 17.374 23.2573