Frequencies for vin_9 variable in vehnit dataset :

      vin_9 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          2        0.14        0.14
          0 |        140       10.05       10.19
          1 |        119        8.54       18.74
          2 |        124        8.90       27.64
          3 |        105        7.54       35.18
          4 |        118        8.47       43.65
          5 |        124        8.90       52.55
          6 |        102        7.32       59.87
          7 |        119        8.54       68.41
          8 |        129        9.26       77.67
          9 |        178       12.78       90.45
          C |          2        0.14       90.60
          H |          1        0.07       90.67
          P |          1        0.07       90.74
          X |        129        9.26      100.00
------------+-----------------------------------
      Total |      1,393      100.00

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