condition mean min max Dawn 8.709702499999999 8.31884 9.100565 Morning 8.49639 8.49639 8.49639 Noon 9.78598 9.78598 9.78598 Night 9.488199999999999 9.488199999999999 9.488199999999999 Midnight 12.38215 12.38215 12.38215