condition mean min max 1 h after light 18.07221032 17.88332367 18.26109697 3 h after light 20.018343746666666 19.45194178 20.95888609 5 h after light 15.712215216666667 12.85212863 20.0065403 7 h after light 19.971122263333335 17.78739177 21.99156018 9 h after light 19.02720588 15.65589593 22.32990197 11 h after light 22.428925736666667 20.453792899999996 25.59918396 1 h after dark 19.842064626666666 14.09181438 28.37535358 3 h after dark 18.331421763333335 17.08742305 19.06456847 5 h after dark 20.075547853333333 17.48550946 22.87157133 7 h after dark 18.002217096666666 17.19053666 19.56385522 9 h after dark 13.576860596666666 12.52611603 15.48556728 11 h after dark 12.478916799333332 8.028202548 17.30459212