Frequencies for first 10,000 rows of brnch_oprtn_sw variable in pos2006 dataset :

     branch |
  operation |
  indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,263       82.63       82.63
          N |      1,593       15.93       98.56
          Y |        144        1.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017