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

      light |
  condition |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,611       46.11       46.11
          2 |      2,594       25.94       72.05
          3 |      2,254       22.54       94.59
          4 |        191        1.91       96.50
          5 |        229        2.29       98.79
          6 |         60        0.60       99.39
          8 |          7        0.07       99.46
          9 |         54        0.54      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016