Frequencies for cdl_stat variable in vehicle dataset :

    COMM MV |
    LICENCE |
     STATUS |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        661       92.32       92.32
          6 |         10        1.40       93.72
          9 |         42        5.87       99.58
          . |          3        0.42      100.00
------------+-----------------------------------
      Total |        716      100.00

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