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

License/Cla |
 ss Vehicle |
 Compliance |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         15        0.15        0.15
          1 |      1,101       11.01       11.16
          2 |      5,380       53.80       64.96
          3 |        397        3.97       68.93
          4 |      2,411       24.11       93.04
          5 |         26        0.26       93.30
          9 |        670        6.70      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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