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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        774        7.74        7.74
          2 |         59        0.59        8.33
          4 |        709        7.09       15.42
          5 |        532        5.32       20.74
          6 |      2,825       28.25       48.99
          8 |        437        4.37       53.36
          9 |        211        2.11       55.47
         10 |        101        1.01       56.48
         11 |         28        0.28       56.76
         12 |      2,369       23.69       80.45
         13 |      1,180       11.80       92.25
         15 |         99        0.99       93.24
         16 |        199        1.99       95.23
         17 |        477        4.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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