Frequencies for first 10,000 rows of timemdfl variable in namcs2005 dataset :

 time spent |
       with |
  physician |
   imputed? |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,652       86.52       86.52
          1 |      1,348       13.48      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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