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

 COMPLIANCE |
      W/LIC |
RESTRICTION |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,101       71.01       71.01
          1 |        374        3.74       74.75
          2 |         14        0.14       74.89
          3 |      2,030       20.30       95.19
          9 |        418        4.18       99.37
          . |         63        0.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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