condition mean min max Dawn 0.902621 0.655114 1.150128 Morning 0.7721735 0.7721735 0.7721735 Noon 0.7006335 0.7006335 0.7006335 Night 1.096433 1.096433 1.096433 Midnight 0.7915939999999999 0.7915939999999999 0.7915939999999999