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

    SURFACE |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      8,656       86.56       86.56
          2 |      1,063       10.63       97.19
          3 |         56        0.56       97.75
          4 |         93        0.93       98.68
          5 |         18        0.18       98.86
          6 |          9        0.09       98.95
          7 |          2        0.02       98.97
          8 |          5        0.05       99.02
          9 |         98        0.98      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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