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

      light |
  condition |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      4,618       46.18       46.18
          2 |      2,624       26.24       72.42
          3 |      2,193       21.93       94.35
          4 |        193        1.93       96.28
          5 |        230        2.30       98.58
          6 |         88        0.88       99.46
          7 |          2        0.02       99.48
          8 |          5        0.05       99.53
          9 |         47        0.47      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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