condition mean min max 3 h after light 114.91286666666667 67.1906 139.943 6 h after light 73.08836666666667 48.4709 88.8005 9 h after light 89.5436 69.3401 118.445 12 h after light 102.63843333333334 61.2443 124.516 3 h after dark 160.685 151.446 167.868 6 h after dark 136.966 115.865 163.896 9 h after dark 134.684 121.158 149.592 12 h after dark 99.18853333333333 74.5837 129.839