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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        958        9.58        9.58
          2 |         63        0.63       10.21
          4 |        858        8.58       18.79
          5 |        545        5.45       24.24
          6 |      3,112       31.12       55.36
          8 |        551        5.51       60.87
          9 |        306        3.06       63.93
         10 |        106        1.06       64.99
         11 |         50        0.50       65.49
         12 |      2,548       25.48       90.97
         13 |        903        9.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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