Frequencies for first 10,000 rows of fuelcode variable in vehicle dataset :

  fuel code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      1,630       16.30       16.30
          B |         49        0.49       16.79
          C |          6        0.06       16.85
          D |        875        8.75       25.60
          F |        326        3.26       28.86
          G |      7,109       71.09       99.95
          N |          5        0.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016