condition mean min max 4 h after light 208.30008600000002 185.042741 231.557431 8 h after light 221.635065 207.730381 235.539749 12 h after light 240.8439225 229.378865 252.30898 4 h after dark 178.7691125 175.163042 182.375183 8 h after dark 164.142717 148.061803 180.223631 12 h after dark 204.873597 204.873597 204.873597