statistics from the U.S. Census Bureau, this is a $257.2 billion, or 10.6%,
increase from $2.4 trillion in 2009. This follows a $722.2 billion loss the
$346.1 billion in earnings on investments in 2010, compared with losses the
previous year totaling $621.1 billion. This was the first year showing positive
earnings since 2007. Retirement systems have substantial investments in
financial markets, and consequently earnings are dependent on changes in market
contributions decreased by 0.5%, from $39.3 billion in 2009, to $39.1 billion
in 2010. Government contributions increased by 1.5%, from $85.2 billion in 2009,
to $86.4 billion in 2010. Employee contributions comprised 31.2%, and
government contributions comprised 68.8% of total contributions.
payments increased by 6%, from $201.7 billion in 2009 to $213.8 billion in
2010. Payments consist of benefits, withdrawals and other payments.
increased by 6.4%, from $188.9 billion in 2009, to $201.0 billion in 2010. Benefit
payments comprised 94% of total payments.
investment categories showed increases, with decreases in only cash and
short-term investments, mortgages and real property. These three categories
comprised 7.9% of total holdings.