condition mean min max Dawn 1.129397 0.915633 1.343161 Morning 0.59114 0.59114 0.59114 Noon 0.673238 0.673238 0.673238 Night 0.9126274999999999 0.9126274999999999 0.9126274999999999 Midnight 0.9951495 0.9951495 0.9951495