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

      vin_5 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         10        0.10        0.10
          0 |        602        6.02        6.12
          1 |        313        3.13        9.25
          2 |        222        2.22       11.47
          3 |        210        2.10       13.57
          4 |        347        3.47       17.04
          5 |        208        2.08       19.12
          6 |        138        1.38       20.50
          7 |        288        2.88       23.38
          8 |        113        1.13       24.51
          9 |        669        6.69       31.20
          A |        341        3.41       34.61
          B |        352        3.52       38.13
          C |        602        6.02       44.15
          D |        445        4.45       48.60
          E |        241        2.41       51.01
          F |        480        4.80       55.81
          G |        188        1.88       57.69
          H |        347        3.47       61.16
          I |          1        0.01       61.17
          J |        124        1.24       62.41
          K |        268        2.68       65.09
          L |        335        3.35       68.44
          M |        191        1.91       70.35
          N |        355        3.55       73.90
          P |        538        5.38       79.28
          Q |          6        0.06       79.34
          R |        444        4.44       83.78
          S |        317        3.17       86.95
          T |        238        2.38       89.33
          U |        239        2.39       91.72
          V |        122        1.22       92.94
          W |        170        1.70       94.64
          X |        173        1.73       96.37
          Y |        179        1.79       98.16
          Z |        184        1.84      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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