Frequencies for first 10,000 rows of primcare variable in namcs2008 dataset :

    are you |
  patient’s |
    primary |
       care |
 physician? |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |        174        1.74        1.74
    unknown |        430        4.30        6.04
        yes |      7,951       79.51       85.55
         no |      1,445       14.45      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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