Frequencies for ve_forms variable in accident dataset :

    Vehicle |
      Forms |
  Submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        397       69.53       69.53
          2 |        152       26.62       96.15
          3 |         17        2.98       99.12
          4 |          3        0.53       99.65
          5 |          2        0.35      100.00
------------+-----------------------------------
      Total |        571      100.00

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