condition mean min max 1 h after light 9.727314209 8.765355807999999 10.68927261 3 h after light 12.696792223333333 11.49067395 14.01887601 5 h after light 14.132672656666667 12.40973806 15.55502649 7 h after light 15.606816626666665 14.91757653 16.10869094 9 h after light 15.667125706666665 15.18745371 16.24952182 11 h after light 16.22022807 13.78372655 17.99367718 13 h after light 16.899020606666667 16.74431129 17.00484134 15 h after light 15.072876123333334 14.60689895 15.60483899 1 h after dark 17.425021276666666 16.39173938 18.69686878 3 h after dark 18.062803176666666 15.05730825 22.70194355 5 h after dark 17.151945673333334 16.10181477 18.07578559 7 h after dark 14.618840126666667 13.47988085 15.57019442