Frequencies for ve_forms variable in person dataset :

    Vehicle |
      Forms |
  Submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         54        4.08        4.08
          1 |        716       54.16       58.25
          2 |        429       32.45       90.70
          3 |        114        8.62       99.32
          5 |          9        0.68      100.00
------------+-----------------------------------
      Total |      1,322      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016