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

      State |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,306       13.06       13.06
          2 |        110        1.10       14.16
          4 |      1,253       12.53       26.69
          5 |        691        6.91       33.60
          6 |      6,640       66.40      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016