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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,584       15.84       15.84
          2 |        111        1.11       16.95
          4 |      1,731       17.31       34.26
          5 |        886        8.86       43.12
          6 |      5,688       56.88      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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