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

    Roadway |
   Function |
      Class |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        611        6.11        6.11
          2 |      1,223       12.23       18.34
          3 |        894        8.94       27.28
          4 |      1,096       10.96       38.24
          5 |        291        2.91       41.15
          6 |        900        9.00       50.15
         11 |        581        5.81       55.96
         12 |        573        5.73       61.69
         13 |      1,577       15.77       77.46
         14 |      1,156       11.56       89.02
         15 |        332        3.32       92.34
         16 |        765        7.65       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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