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

   STRIKING |
    VEHICLE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,372       93.72       93.72
          1 |        608        6.08       99.80
          2 |         19        0.19       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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