condition mean min max 4 h after light 192.47244799999999 178.30898 206.635916 8 h after light 167.6029665 124.967921 210.238012 12 h after light 138.380779 113.837194 162.924364 4 h after dark 136.2078805 135.134374 137.281387 8 h after dark 130.366037 129.916194 130.81588 12 h after dark 224.155134 224.155134 224.155134