Frequencies for chronicanddisablingmentalhea variable in snp2010 dataset :

Chronic and |
  Disabling |
     Mental |
     Health |
 Conditions |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,517       97.65       97.65
        Yes |        205        2.35      100.00
------------+-----------------------------------
      Total |      8,722      100.00

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