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

    VEHICLE |
      FORMS |
  SUBMITTED |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      3,939       39.39       39.39
          2 |      4,293       42.93       82.32
          3 |      1,194       11.94       94.26
          4 |        364        3.64       97.90
          5 |        115        1.15       99.05
          6 |         30        0.30       99.35
          7 |         28        0.28       99.63
          9 |          9        0.09       99.72
         12 |         12        0.12       99.84
         16 |         16        0.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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