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

 COMPLIANCE |
      W/LIC |
RESTRICTION |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      6,937       69.37       69.37
          1 |        450        4.50       73.87
          2 |         86        0.86       74.73
          3 |      2,017       20.17       94.90
          9 |        450        4.50       99.40
          . |         60        0.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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