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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,032       10.32       10.32
          2 |         96        0.96       11.28
          4 |        990        9.90       21.18
          5 |        604        6.04       27.22
          6 |      3,727       37.27       64.49
          8 |        596        5.96       70.45
          9 |        280        2.80       73.25
         10 |        125        1.25       74.50
         11 |         41        0.41       74.91
         12 |      2,509       25.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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