Frequencies for vin_11 variable in vehnit dataset :

     vin_11 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          6        0.41        0.41
          0 |         51        3.44        3.85
          1 |         49        3.31        7.16
          2 |         31        2.09        9.25
          3 |         15        1.01       10.26
          4 |         25        1.69       11.95
          5 |         28        1.89       13.84
          6 |         24        1.62       15.46
          7 |         41        2.77       18.23
          8 |         17        1.15       19.38
          9 |        111        7.49       26.87
          A |         59        3.98       30.86
          B |         36        2.43       33.29
          C |        101        6.82       40.11
          D |         29        1.96       42.07
          E |         64        4.32       46.39
          F |         52        3.51       49.90
          G |         31        2.09       51.99
          H |         94        6.35       58.34
          J |         55        3.71       62.05
          K |         47        3.17       65.23
          L |         54        3.65       68.87
          M |         43        2.90       71.78
          N |         61        4.12       75.89
          P |         44        2.97       78.87
          R |         38        2.57       81.43
          S |         43        2.90       84.33
          T |         25        1.69       86.02
          U |         62        4.19       90.21
          V |         16        1.08       91.29
          W |         25        1.69       92.98
          X |         29        1.96       94.94
          Y |         16        1.08       96.02
          Z |         59        3.98      100.00
------------+-----------------------------------
      Total |      1,481      100.00

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