Please answer a question about the following article about Institute of technology:

The first polytechnic in Hong Kong is The Hong Kong Polytechnic, established in 1972 through upgrading the Hong Kong Technical College (Government Trade School before 1947). The second polytechnic, the City Polytechnic of Hong Kong, was founded in 1984. These polytechnics awards diplomas, higher diplomas, as well as academic degrees. Like the United Kingdom, the two polytechnics were granted university status in 1994, and renamed The Hong Kong Polytechnic University and the City University of Hong Kong respectively. The Hong Kong University of Science and Technology, a university with a focus in applied science, engineering and business, was founded in 1991.

In what year was the City Polytechnic of Hong Kong founded?
1984