Frequencies for first 10,000 rows of last_mo variable in vehicle dataset :

       LAST |
ACCIDENT-MO |
        NTH |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,317       53.17       53.17
          1 |        353        3.53       56.70
          2 |        317        3.17       59.87
          3 |        375        3.75       63.62
          4 |        347        3.47       67.09
          5 |        370        3.70       70.79
          6 |        356        3.56       74.35
          7 |        368        3.68       78.03
          8 |        346        3.46       81.49
          9 |        328        3.28       84.77
         10 |        381        3.81       88.58
         11 |        350        3.50       92.08
         12 |        340        3.40       95.48
         99 |        373        3.73       99.21
          . |         79        0.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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