Frequencies for first 10,000 rows of brnch_oprtn_sw variable in pos2007 dataset :

     branch |
  operation |
  indicator |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,195       81.95       81.95
          N |      1,655       16.55       98.50
          Y |        150        1.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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