Frequencies for first 10,000 rows of prov2260 variable in pos2005 dataset :

      spec: |
obstetrics/ |
 gynecology |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,323       93.23       93.23
          N |        431        4.31       97.54
          Y |        246        2.46      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016