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

  SRV: THER |
        REC |
SPEC-ONSITE |
  -RESIDENT |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,657       76.57       76.57
          N |      2,037       20.37       96.94
          Y |        306        3.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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