condition mean min max Dawn 17.53 16.8227 18.2373 Morning 15.223700000000001 15.223700000000001 15.223700000000001 Noon 13.571349999999999 13.571349999999999 13.571349999999999 Night 15.42525 15.42525 15.42525 Midnight 16.914299999999997 16.914299999999997 16.914299999999997