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

 COMPLIANCE |
      W/LIC |
ENDORSEMENT |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,439       94.39       94.39
          1 |        132        1.32       95.71
          2 |          3        0.03       95.74
          3 |          9        0.09       95.83
          9 |        357        3.57       99.40
          . |         60        0.60      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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