condition mean min max 1 h after light 9.005010565 8.723740722999999 9.286280407000001 3 h after light 6.931210324333333 5.655543245 8.1887441 5 h after light 7.415668862666666 5.376024759 8.568912611 7 h after light 7.690374523 6.677396784 8.577416106 9 h after light 8.072596286666666 6.923989825 8.788860318 11 h after light 8.141507576333334 6.032352624 9.746585485 1 h after dark 7.968431558 6.815660594 8.899146326 3 h after dark 12.286355941333333 8.260108824 15.49525517 5 h after dark 12.963535219999999 10.40104506 14.74885269 7 h after dark 13.140437083333333 11.17740131 15.07838068 9 h after dark 14.679856033333333 13.95145129 16.04178012 11 h after dark 13.67915678 12.30666525 15.02451018