Frequencies for first 10,000 rows of rept_cod variable in demo2012q2 dataset :

   Code for |
the type of |
     report |
  submitted |      Freq.     Percent        Cum.
------------+-----------------------------------
        DIR |        280        2.80        2.80
        EXP |      6,022       60.22       63.02
        PER |      3,698       36.98      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Dec 2015