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

      month |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        858        8.58        8.58
          2 |        751        7.51       16.09
          3 |        812        8.12       24.21
          4 |        810        8.10       32.31
          5 |        855        8.55       40.86
          6 |        784        7.84       48.70
          7 |        849        8.49       57.19
          8 |        887        8.87       66.06
          9 |        853        8.53       74.59
         10 |        861        8.61       83.20
         11 |        808        8.08       91.28
         12 |        872        8.72      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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