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

      vin_5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         10        0.10        0.10
          0 |      1,179       11.79       11.89
          1 |        479        4.79       16.68
          2 |        340        3.40       20.08
          3 |        313        3.13       23.21
          4 |        557        5.57       28.78
          5 |        321        3.21       31.99
          6 |        215        2.15       34.14
          7 |        501        5.01       39.15
          8 |        179        1.79       40.94
          9 |        987        9.87       50.81
          A |        262        2.62       53.43
          B |        216        2.16       55.59
          C |        312        3.12       58.71
          D |        157        1.57       60.28
          E |        160        1.60       61.88
          F |        337        3.37       65.25
          G |        193        1.93       67.18
          H |        483        4.83       72.01
          I |          1        0.01       72.02
          J |        103        1.03       73.05
          K |        278        2.78       75.83
          L |        300        3.00       78.83
          M |        145        1.45       80.28
          N |        161        1.61       81.89
          O |          2        0.02       81.91
          P |        193        1.93       83.84
          Q |         17        0.17       84.01
          R |        366        3.66       87.67
          S |        241        2.41       90.08
          T |        210        2.10       92.18
          U |        221        2.21       94.39
          V |         91        0.91       95.30
          W |         77        0.77       96.07
          X |         95        0.95       97.02
          Y |        164        1.64       98.66
          Z |        134        1.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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