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

      state |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        900        9.00        9.00
          2 |         80        0.80        9.80
          4 |        938        9.38       19.18
          5 |        538        5.38       24.56
          6 |      3,543       35.43       59.99
          8 |        647        6.47       66.46
          9 |        290        2.90       69.36
         10 |        117        1.17       70.53
         11 |         58        0.58       71.11
         12 |      2,714       27.14       98.25
         13 |        175        1.75      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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