Context: Additionally, the Italian Eritrea administration opened a number of new factories, which produced buttons, cooking oil, pasta, construction materials, packing meat, tobacco, hide and other household commodities. In 1939, there were around 2,198 factories and most of the employees were Eritrean citizens. The establishment of industries also made an increase in the number of both Italians and Eritreans residing in the cities. The number of Italians residing in the territory increased from 4,600 to 75,000 in five years; and with the involvement of Eritreans in the industries, trade and fruit plantation was expanded across the nation, while some of the plantations were owned by Eritreans.

Question: What did the Eritrea administration open to produce products such as buttons and construction materials?
Answer: a number of new factories

Question: How many factories were in Eritrea by 1939?
Answer: around 2,198

Question: Who were the main employees in the factories of Eritrea?
Answer: Eritrean citizens

Question: Besides Eritreans, which other nationality increased its city population because of new industries?
Answer: Italians

Question: How much did the number of Italians residing in Eritrea increase in 5 years due to factories being built?
Answer: from 4,600 to 75,000

Question: How many Italians lived in Eretria in 1939?
Answer: Unanswerable

Question: How many plantations were owned by Eritreans?
Answer: Unanswerable

Question: What did the first factory in Italian Eritrea produce?
Answer: Unanswerable

Question: How many Eritreans worked in the factories in 1939?
Answer: Unanswerable

Question: What was the main export of Italian Eritrea in 1939?
Answer: Unanswerable