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

   RESIDENT |
    PROGRAM |
APPROVED BY |
        AOA |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,649       86.49       86.49
          N |      1,318       13.18       99.67
          Y |         33        0.33      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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