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

      LIGHT |
  CONDITION |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,601       46.01       46.01
          2 |      2,701       27.01       73.02
          3 |      2,199       21.99       95.01
          4 |        189        1.89       96.90
          5 |        228        2.28       99.18
          9 |         82        0.82      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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