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

    LICENCE |
ENDORSEMENT |
          S |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,264       92.64       92.64
          1 |        174        1.74       94.38
          2 |          5        0.05       94.43
          3 |         24        0.24       94.67
          9 |        533        5.33      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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