Question: Among the East Asian countries except North Korea, from the year when the COVID - 19 virus emerged to the year when the first Olympic Games were held after the emergence of the COVID - 19 virus, what is the sum of the values of the international telephone area codes of the country with the largest increase rate and the country with the smallest increase rate in per capita GDP? (The per capita GDP is based on the current - price US dollar data of the World Bank and is in US dollars; the international telephone area code of China is based on that of the Chinese mainland.)
Answer: "167"