condition mean min max Dawn 8.1452875 7.8302700000000005 8.460305 Morning 9.1129 9.1129 9.1129 Noon 10.281849999999999 10.281849999999999 10.281849999999999 Night 11.04265 11.04265 11.04265 Midnight 9.884235 9.884235 9.884235