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

      State |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,056       10.56       10.56
          2 |        146        1.46       12.02
          4 |        925        9.25       21.27
          5 |        690        6.90       28.17
          6 |      5,974       59.74       87.91
          8 |        826        8.26       96.17
          9 |        383        3.83      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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