Frequencies for first 10,000 rows of cl_srvc_ofsite_rsdnt_sw variable in pos2003 dataset :

       srv: |
   clinical |
lab-offsite |
  -resident |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,305       73.05       73.05
          N |      2,074       20.74       93.79
          Y |        621        6.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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