Frequencies for first 10,000 rows of to_mfr variable in demo2015q3 dataset :

    Whether |
      (Y/N) |
  voluntary |
   reporter |
       also |
   notified |
manufacture |
   r (blank |
        for |
  manufactu |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         28        0.28        0.28
          N |      9,971       99.71       99.99
          Y |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 6 Apr 2017