PA Superior Court holds that civil jury trial requires 12 jurors.

Under Rule 1007.1(c), 12 jurors are mandated unless a fewer number is consented to, 10 of whom must agree on the verdict. An 8 member jury requires 7/8 for a verdict.
<a href="http://www.law.com/jsp/pa/PubArticlePA.jsp?id=1189760565245">http://www.law.com/jsp/pa/PubArticlePA.jsp?id=1189760565245</a>