condition mean min max 2 h after light 41.1947 32.6421 48.0685 6 h after light 22.9181 18.7672 25.1344 10 h after light 22.1247 13.3538 27.5553 14 h after light 23.806016666666665 15.7969 30.194 18 h after light 26.360049999999998 18.1343 35.4556 2 h after dark 25.945183333333333 21.5939 34.8339