Frequencies for first 10,000 rows of rept_cod variable in demo2016q4 dataset :

   Code for |
the type of |
     report |
  submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
        DIR |          1        0.01        0.01
        EXP |      6,469       64.69       64.70
        PER |      3,530       35.30      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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