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

 compliance |
       with |
    license |
restriction |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,761       67.61       67.61
          1 |        447        4.47       72.08
          2 |         62        0.62       72.70
          3 |      2,310       23.10       95.80
          7 |         69        0.69       96.49
          9 |        351        3.51      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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