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

    SURFACE |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,657       86.57       86.57
          2 |      1,103       11.03       97.60
          3 |         57        0.57       98.17
          4 |         66        0.66       98.83
          5 |         23        0.23       99.06
          8 |          6        0.06       99.12
          9 |         88        0.88      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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