Frequencies for chroniclungdisorders variable in snp2012 dataset :

    Chronic |
       Lung |
  Disorders |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      7,254       98.36       98.36
          * |        121        1.64      100.00
------------+-----------------------------------
      Total |      7,375      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016