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

      LIGHT |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,874       48.74       48.74
          2 |      2,759       27.59       76.33
          3 |      1,860       18.60       94.93
          4 |        197        1.97       96.90
          5 |        232        2.32       99.22
          9 |         78        0.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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