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

License/Cla |
 ss Vehicle |
 Compliance |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         11        0.11        0.11
          1 |      1,308       13.08       13.19
          2 |      5,187       51.87       65.06
          3 |        430        4.30       69.36
          4 |      2,455       24.55       93.91
          5 |         27        0.27       94.18
          9 |        582        5.82      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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