Frequencies for first 10,000 rows of nmedcare variable in namcs2004 dataset :

    for new |
  patients, |
       phys |
   accepts: |
   medicare |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        349        3.49        3.49
          1 |      8,672       86.72       90.21
          2 |        888        8.88       99.09
          3 |         91        0.91      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016