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

 Compliance |
       with |
    license |
restriction |
          s |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,794       67.94       67.94
          1 |        432        4.32       72.26
          2 |        115        1.15       73.41
          3 |      2,232       22.32       95.73
          7 |         61        0.61       96.34
          8 |          7        0.07       96.41
          9 |        359        3.59      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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