condition mean min max 1 h after light 8.100767527 7.4943792160000005 8.707155838 3 h after light 8.723647617 7.39129838 9.803054601 5 h after light 9.767695545333334 8.958571088 10.42562097 7 h after light 9.113938711333333 8.037487355 9.882282027999999 9 h after light 10.046814573999999 9.457218108 10.99601068 11 h after light 11.90396289 8.92483177 15.92130981 13 h after light 10.154715919666666 9.852945079 10.35490339 15 h after light 9.759494167 8.989976813 10.5599659 1 h after dark 9.480043020666667 9.04544155 9.767573505 3 h after dark 9.444335483 8.82188236 10.39749015 5 h after dark 9.086828813666665 8.329593988 10.38601905 7 h after dark 10.26314552 9.638691785 11.17477112