Frequencies for ce_hcc108 variable in hcccoefn dataset :

    chronic |
obstructive |
  pulmonary |      Freq.     Percent        Cum.
------------+-----------------------------------
       .399 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

by Jean Roth , jroth@nber.org , 2 May 2016