condition mean min max 3 h after light 12.7813 10.5981 15.8741 6 h after light 11.736203333333334 8.82421 13.3174 9 h after light 19.619833333333332 19.2557 20.3166 12 h after light 23.526325 11.4977 28.8823 3 h after dark 27.26556666666667 26.0469 29.3923 6 h after dark 27.4435 24.7646 29.1491 9 h after dark 17.236566666666665 15.2365 19.7759 12 h after dark 9.78078 8.79016 10.7714