Slovenia
purchasing power parity - $37.06 billion (2002 est.)

Solomon Islands
purchasing power parity - $800 million (2001 est.)

Somalia
purchasing power parity - $4.27 billion (2001 est.)

South Africa
purchasing power parity - $427.7 billion (2002 est.)

Spain
purchasing power parity - $850.7 billion (2002 est.)

Sri Lanka
purchasing power parity - $73.7 billion (2002 est.)

Sudan
purchasing power parity - $52.9 billion (2002 est.)

Suriname
purchasing power parity - $1.469 billion (2002 est.)

Svalbard
purchasing power parity - $NA

Swaziland
purchasing power parity - $5.542 billion (2002 est.)