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

   cdl_stat |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,030       90.30       90.30
          1 |          2        0.02       90.32
          2 |          3        0.03       90.35
          3 |        402        4.02       94.37
          4 |         16        0.16       94.53
          5 |          8        0.08       94.61
          6 |          5        0.05       94.66
          9 |        534        5.34      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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