Frequencies for first 10,000 rows of physn_srvc_onst_rsdnt_sw variable in pos2009 dataset :

       SRV: |
PHYSICIAN-O |
NSITE-RESID |
       ENTS |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,657       76.57       76.57
          N |        572        5.72       82.29
          Y |      1,771       17.71      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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