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

        VIN |
Character(5 |
          ) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         49        0.49        0.49
          1 |         37        0.37        0.86
          2 |         26        0.26        1.12
          3 |         18        0.18        1.30
          4 |         46        0.46        1.76
          5 |         15        0.15        1.91
          6 |          6        0.06        1.97
          7 |         25        0.25        2.22
          8 |          8        0.08        2.30
          9 |        360        3.60        5.90
          A |        587        5.87       11.77
          B |        447        4.47       16.24
          C |        995        9.95       26.19
          D |        611        6.11       32.30
          E |        367        3.67       35.97
          F |        619        6.19       42.16
          G |        416        4.16       46.32
          H |        138        1.38       47.70
          J |        309        3.09       50.79
          K |        597        5.97       56.76
          L |        383        3.83       60.59
          M |        357        3.57       64.16
          N |        365        3.65       67.81
          P |        607        6.07       73.88
          R |        390        3.90       77.78
          S |        447        4.47       82.25
          T |        329        3.29       85.54
          U |        509        5.09       90.63
          V |        121        1.21       91.84
          W |        246        2.46       94.30
          X |        350        3.50       97.80
          Y |        115        1.15       98.95
          Z |        105        1.05      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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