condition mean min max 1 h after light 17.815037983333333 16.55032567 20.09534587 3 h after light 17.389216213333334 14.26768276 19.9517985 5 h after light 16.499178166666667 15.6756292 18.11950145 7 h after light 14.981592116666667 13.2131945 16.30521288 9 h after light 15.053816763333334 14.00029673 15.64720892 11 h after light 16.84596499 13.29456908 20.19483049 13 h after light 18.54970253666667 17.76139895 19.47394891 15 h after light 17.301377976666668 15.86427859 19.40619798 1 h after dark 12.63597835 11.73851501 14.05912518 3 h after dark 15.047642086666666 13.302001999999998 18.11445775 5 h after dark 13.9368412 13.23087815 14.48571176 7 h after dark 16.633681823333333 14.111502400000001 20.84478955