Frequencies for first 10,000 rows of vin_11 variable in vehicle dataset :

        VIN |
Character(1 |
         1) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         50        0.50        0.50
          0 |        412        4.12        4.62
          1 |        388        3.88        8.50
          2 |        366        3.66       12.16
          3 |         42        0.42       12.58
          4 |        106        1.06       13.64
          5 |        195        1.95       15.59
          6 |        143        1.43       17.02
          7 |        187        1.87       18.89
          8 |        108        1.08       19.97
          9 |        463        4.63       24.60
          A |        663        6.63       31.23
          B |        251        2.51       33.74
          C |        584        5.84       39.58
          D |        261        2.61       42.19
          E |        367        3.67       45.86
          F |        308        3.08       48.94
          G |        238        2.38       51.32
          H |        390        3.90       55.22
          J |        277        2.77       57.99
          K |        334        3.34       61.33
          L |        422        4.22       65.55
          M |        361        3.61       69.16
          N |        349        3.49       72.65
          P |        218        2.18       74.83
          R |        241        2.41       77.24
          S |        377        3.77       81.01
          T |        171        1.71       82.72
          U |        528        5.28       88.00
          V |         21        0.21       88.21
          W |        188        1.88       90.09
          X |        130        1.30       91.39
          Y |        362        3.62       95.01
          Z |        499        4.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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