Frequencies for vin_9 variable in vehnit dataset :

      vin_9 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |          2        0.16        0.16
          0 |        118        9.28        9.43
          1 |        101        7.94       17.37
          2 |        115        9.04       26.42
          3 |        106        8.33       34.75
          4 |        112        8.81       43.55
          5 |         89        7.00       50.55
          6 |        113        8.88       59.43
          7 |        104        8.18       67.61
          8 |        116        9.12       76.73
          9 |        171       13.44       90.17
          C |          1        0.08       90.25
          X |        124        9.75      100.00
------------+-----------------------------------
      Total |      1,272      100.00

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