A surprising fact I found on the ISC website, more people from S. Korea than Hong Kong and Taiwan combined, and look at that figure for the students from the Mainland, its staggering compared to the other countries.

Number of International Students at UofT

As of November 2003, preliminary figures show that there are 5,262 international students from 141 countries enrolled at U of T, compared to 4,403 students in 2002-03. Currently, 40% of international students are pursuing their graduate studies. The following is a list of the 10 countries and regions with the most international students.

China (Mainland) 964
USA 698
South Korea 386
India 238
Pakistan 190
Japan 160
United Kingdom 135
Hong Kong (China) 129
Taiwan 122
Iran 113