 2011 statistics of the Philippine Bureau of Immigration showed that more than 6,000 Koreans held 9(f) visas enabling them to enroll in tertiary education, roughly twice as many as the next two most frequent nationalities (Chinese and Iranians).The cost of university tuition in the Philippines is roughly one-fourth that in South Korea.According to 2007 statistics, the Philippines had 6.6% of all Korean students enrolled in universities abroad.