Sao Tome and Principe
$17.18 million (31 December 2010 est)
$19.1 million (31 December 2009 est)

Saudi Arabia
$166.9 billion (31 December 2010 est)
$139.1 billion (31 December 2009 est)

Senegal
$2.8 billion (31 December 2010 est)
$2.903 billion (31 December 2009 est)

Serbia
$3.554 billion (31 December 2010 est)
$3.821 billion (31 December 2009 est)

Seychelles
$274.2 million (31 December 2010 est)
$240.5 million (31 December 2009 est)

Sierra Leone
$209.4 million (31 December 2009)
$219.1 million (31 December 2008)

Singapore
$80.5 billion (31 December 2010 est)
$64.26 billion (31 December 2009 est)

Slovakia
$34.37 billion (31 December 2010 est)
$34.1 billion (31 December 2009 est)
note: this figure represents the US dollar value of Slovak koruny in
circulation prior to Slovakia joining the Economic and Monetary
Union (EMU); see entry for the European Union for money supply in
the euro area; the European Central Bank (ECB) controls monetary
policy for the 16 members of the Economic and Monetary Union (EMU);
individual members of the EMU do not control the quantity of money
circulating within their own borders

Slovenia
$10.47 billion (31 December 2010 est)
$10.33 billion (31 December 2009 est)
note: the figure for 2006 represents the US dollar value of tolars
in circulation prior to Slovenia joining the Economic and Monetary
Union (EMU); see entry for the European Union for money supply in
the euro area; the European Central Bank (ECB) controls monetary
policy for the 16 members of the Economic and Monetary Union (EMU);
individual members of the EMU do not control the quantity of money
circulating within their own borders

Solomon Islands
$139.9 million (31 December 2009)
$124.4 million (31 December 2008)