Frequencies for first 10,000 rows of vin_10 variable in vehicle dataset :

     vin_10 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,486       74.86       74.86
           |          1        0.01       74.87
          0 |         19        0.19       75.06
          1 |          1        0.01       75.07
          8 |          1        0.01       75.08
          9 |        612        6.12       81.20
          A |          5        0.05       81.25
          B |        649        6.49       87.74
          C |        670        6.70       94.44
          D |        527        5.27       99.71
          E |         29        0.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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