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.
The Supreme Court was created in 1789 by Article III of the United States Constitution, which stipulates that the judicial Power of the United States, shall be vested in one supreme Court together with any lower courts Congress may establish.n 1869, Congress set the Court's size to nine members, where it has remained since. While the justices of the Supreme Court are appointed for life, some choose to retire: a total of 54 have retired or resigned. The average age of newly appointed justices is about 53 years old.