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

    VEHICLE |
      FORMS |
  SUBMITTED |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,039       40.39       40.39
          2 |      4,370       43.70       84.09
          3 |      1,023       10.23       94.32
          4 |        324        3.24       97.56
          5 |        145        1.45       99.01
          6 |         30        0.30       99.31
          7 |         35        0.35       99.66
          8 |         16        0.16       99.82
         18 |         18        0.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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