condition mean min max Dawn 8.420425 7.484970000000001 9.355879999999999 Morning 8.436645 8.436645 8.436645 Noon 9.46883 9.46883 9.46883 Night 10.392389999999999 10.392389999999999 10.392389999999999 Midnight 8.833745 8.833745 8.833745