#6 South Korea
Credit: Getty Images
#6. South Korea.
Population with tertiary education: 40.4% Average annual growth rate: 4.9% (6th highest) Education spending as pct. of GDP: 7.6% (3rd highest)
PHOTO: South Korean students take their College Scholastic Ability Test at a school on November 13, 2008 in Seoul, South Korea. More than 580,000 high school seniors and graduates sit for the examinations at 996 test centers across the country. Success in the exam enables students to study at Korea's top universities.