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

 COMPLIANCE |
      W/LIC |
ENDORSEMENT |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,200       92.00       92.00
          1 |        270        2.70       94.70
          2 |         27        0.27       94.97
          3 |         16        0.16       95.13
          9 |        406        4.06       99.19
          . |         81        0.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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