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

    SURFACE |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,864       88.64       88.64
          2 |        924        9.24       97.88
          3 |         32        0.32       98.20
          4 |         73        0.73       98.93
          5 |         10        0.10       99.03
          8 |         16        0.16       99.19
          9 |         81        0.81      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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