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

    SURFACE |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,766       87.66       87.66
          2 |        998        9.98       97.64
          3 |         35        0.35       97.99
          4 |         76        0.76       98.75
          5 |         16        0.16       98.91
          8 |          7        0.07       98.98
          9 |        102        1.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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