Frequencies for first 10,000 rows of vin_5 variable in vehicle dataset :

      vin_5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          4        0.04        0.04
          - |          1        0.01        0.05
          0 |        175        1.75        1.80
          1 |         82        0.82        2.62
          2 |         88        0.88        3.50
          3 |         89        0.89        4.39
          4 |        158        1.58        5.97
          5 |         70        0.70        6.67
          6 |         54        0.54        7.21
          7 |         74        0.74        7.95
          8 |         49        0.49        8.44
          9 |        429        4.29       12.73
          A |        565        5.65       18.38
          B |        448        4.48       22.86
          C |        695        6.95       29.81
          D |        804        8.04       37.85
          E |        359        3.59       41.44
          F |        496        4.96       46.40
          G |        222        2.22       48.62
          H |        269        2.69       51.31
          J |        232        2.32       53.63
          K |        399        3.99       57.62
          L |        368        3.68       61.30
          M |        339        3.39       64.69
          N |        450        4.50       69.19
          P |        856        8.56       77.75
          Q |          3        0.03       77.78
          R |        447        4.47       82.25
          S |        359        3.59       85.84
          T |        281        2.81       88.65
          U |        302        3.02       91.67
          V |        186        1.86       93.53
          W |        178        1.78       95.31
          X |        195        1.95       97.26
          Y |        117        1.17       98.43
          Z |        157        1.57      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016