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

 COMPLIANCE |
      W/LIC |
ENDORSEMENT |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,298       92.98       92.98
          1 |        155        1.55       94.53
          2 |          2        0.02       94.55
          3 |         82        0.82       95.37
          9 |        391        3.91       99.28
          . |         72        0.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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