Frequencies for first 10,000 rows of cifsn variable in sf12000860us12 dataset :

Characteris |
        tic |
  Iteration |
       File |
   Sequence |
     Number |      Freq.     Percent        Cum.
------------+-----------------------------------
         12 |     10,000      100.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017