Table:
all immigrants
immigrant class

family
economic
refugee

ratio

all industries
1.0
0.9
1.0
0.7

industry group

knowledge-based industries
1.2
0.7
1.8
0.5

engineering and information technology
1.3
0.7
2.0
0.5

retail (grocery) and food services
1.7
1.6
1.5
1.6

taxi, janitorial, landscaping
..
..
..
..

lessor of real estate
..
..
..
..

Statement: in 2010, economic class immigrants were about 1.8 times as likely to own a company in knowledge-based industries.
Question: in 2010, how many times of economic class immigrants were as likely to own a company in knowledge-based industries?
Answer: [1.8]