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

       RDWY |
   FUNCTION |
      CLASS |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        665        6.65        6.65
          2 |        931        9.31       15.96
          3 |        864        8.64       24.60
          4 |        822        8.22       32.82
          5 |        224        2.24       35.06
          6 |        967        9.67       44.73
          9 |         32        0.32       45.05
         11 |        809        8.09       53.14
         12 |        599        5.99       59.13
         13 |      1,840       18.40       77.53
         14 |      1,185       11.85       89.38
         15 |        373        3.73       93.11
         16 |        669        6.69       99.80
         19 |         19        0.19       99.99
         99 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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