7.96%, OR a 50/50 split of the actuarial required contribution between employer/. employee, whichever is less, with a floor of 7.65% for employees and 6% for. employers. Member contribution rate increases retro to July 1, 2011.
In 2005, the average age of the Supreme Court justices was 70 years; in May 2010, the average age is a substantially lower, at 64.1 years, due to the more recent appointment oâ¦f younger justices - Chief Justice Roberts (55), Justice Samuel Alito (60), Justice Sonia Sotomayor (56), and Justice Elena Kagan (50). The justices' median age is 61.
There is currently no age requirement mandating retirement of Supreme Court justices, including the Chief Justice, although Congress has entertained legislation hoping to enco â¦ urage earlier retirement in the past.here are currently no age requirements mandating retirement of Supreme Court justices, although Congress has entertained legislation hoping to encourage earlier retirement in the past.