condition mean min max 1 h after light 12.308491855 12.09842891 12.5185548 3 h after light 9.782029583333333 9.026096624 10.4522686 5 h after light 9.108841255666666 5.377807907 13.56466722 7 h after light 6.961294216333333 3.667220878 8.646847045 9 h after light 7.168838502666667 5.454630365 8.233240081 11 h after light 6.8702221266666665 5.484295686 7.890262233 13 h after light 7.573468117 6.653514228 8.81679742 15 h after light 7.714093649666666 5.122359532 11.18667436 1 h after dark 7.50947236 6.083194991 8.506247231 3 h after dark 5.785857408333333 4.775413512 7.275445171 5 h after dark 7.059451199333334 5.801719511 9.384947926 7 h after dark 7.787238329 6.141593889 9.681285714