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

    Roadway |
   Function |
      Class |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        972        9.72        9.72
          2 |        778        7.78       17.50
          3 |      2,788       27.88       45.38
          4 |      1,675       16.75       62.13
          5 |        396        3.96       66.09
          6 |      1,052       10.52       76.61
          7 |        308        3.08       79.69
          8 |      2,002       20.02       99.71
          9 |         29        0.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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