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

      vin_5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          6        0.06        0.06
          0 |        546        5.46        5.52
          1 |        257        2.57        8.09
          2 |        185        1.85        9.94
          3 |        175        1.75       11.69
          4 |        325        3.25       14.94
          5 |        182        1.82       16.76
          6 |        125        1.25       18.01
          7 |        244        2.44       20.45
          8 |        108        1.08       21.53
          9 |        637        6.37       27.90
          A |        417        4.17       32.07
          B |        326        3.26       35.33
          C |        566        5.66       40.99
          D |        523        5.23       46.22
          E |        244        2.44       48.66
          F |        517        5.17       53.83
          G |        203        2.03       55.86
          H |        286        2.86       58.72
          I |          1        0.01       58.73
          J |        127        1.27       60.00
          K |        260        2.60       62.60
          L |        370        3.70       66.30
          M |        196        1.96       68.26
          N |        387        3.87       72.13
          P |        648        6.48       78.61
          Q |          8        0.08       78.69
          R |        475        4.75       83.44
          S |        320        3.20       86.64
          T |        227        2.27       88.91
          U |        263        2.63       91.54
          V |        123        1.23       92.77
          W |        160        1.60       94.37
          X |        177        1.77       96.14
          Y |        189        1.89       98.03
          Z |        197        1.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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