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

    VEHICLE |
      FORMS |
  SUBMITTED |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,496       44.96       44.96
          2 |      4,232       42.32       87.28
          3 |        881        8.81       96.09
          4 |        222        2.22       98.31
          5 |         44        0.44       98.75
          6 |         44        0.44       99.19
          7 |         19        0.19       99.38
          9 |         27        0.27       99.65
         11 |         13        0.13       99.78
         14 |         22        0.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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