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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,547       15.47       15.47
          2 |        141        1.41       16.88
          4 |      1,529       15.29       32.17
          5 |        926        9.26       41.43
          6 |      5,695       56.95       98.38
          8 |        162        1.62      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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