Frequencies for first 10,000 rows of prov3710 variable in pos1992 dataset :

  federally |
     funded |
     health |
     center |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,804       98.04       98.04
          N |        180        1.80       99.84
          Y |         16        0.16      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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