Leaving aside the tastelessness of phrasing the question this way, you may be underestimating the prevalence of mental health disorders in general. This is the NIMH&#x27;s page on the prevalence of schizophrenia in the general population, for instance:
<a href="http:&#x2F;&#x2F;www.nimh.nih.gov&#x2F;health&#x2F;statistics&#x2F;prevalence&#x2F;schizophrenia.shtml" rel="nofollow">http:&#x2F;&#x2F;www.nimh.nih.gov&#x2F;health&#x2F;statistics&#x2F;prevalence&#x2F;schizop...</a><p>It sounds like the prevalence of autism spectrum disorders is a bit over double that, but as the article notes, that includes &quot;functional&quot; autists whose symptoms may be hardly noticeable to those around them.