Frequencies for first 10,000 rows of eventrn variable in h126f dataset :

EVENT ROUND |
     NUMBER |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,742       17.42       17.42
          2 |      3,085       30.85       48.27
          3 |      2,333       23.33       71.60
          4 |      1,711       17.11       88.71
          5 |      1,129       11.29      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Feb 2018