Frequencies for vin_9 variable in vehnit dataset :

      vin_9 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          4        0.36        0.36
          0 |        108        9.68       10.04
          1 |         89        7.97       18.01
          2 |         90        8.06       26.08
          3 |         88        7.89       33.96
          4 |         98        8.78       42.74
          5 |        109        9.77       52.51
          6 |        108        9.68       62.19
          7 |         90        8.06       70.25
          8 |         86        7.71       77.96
          9 |        142       12.72       90.68
          C |          1        0.09       90.77
          P |          1        0.09       90.86
          T |          1        0.09       90.95
          X |        101        9.05      100.00
------------+-----------------------------------
      Total |      1,116      100.00

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