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

   how many |
    managed |
       care |
  contracts |
  does this |
   practice |
      have? |      Freq.     Percent        Cum.
------------+-----------------------------------
      blank |        252        2.52        2.52
       none |        784        7.84       10.36
         <3 |        745        7.45       17.81
       3-10 |      3,441       34.41       52.22
        >10 |      4,778       47.78      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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