Frequencies for first 10,000 rows of e_sub variable in demo2009q1 dataset :

      (Y/N) |
 report was |
  submitted |
  under the |
 electronic |
submissions |
  procedure |
 for manufa |      Freq.     Percent        Cum.
------------+-----------------------------------
          N |      2,379       23.79       23.79
          Y |      7,621       76.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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