Table:
source country
household
census family

average number of people per household
proportion of households with only one person
average number of children aged 0 to 14 among couples with children
proportion of couples with children in the family
proportion of persons living outside a census family

number
percent
number
percent

syria
4.8
3.6
2.8
85.4
4.2

iraq
4.0
13.4
2.0
74.1
9.6

afghanistan
5.4
3.0
2.4
71.8
3.5

eritrea
3.5
9.8
2.2
62.0
25.3

democratic republic of the congo
4.4
14.3
3.0
46.5
25.7

other countries
3.7
13.4
2.2
58.4
21.6

total, excluding syria
4.0
12.0
2.2
63.2
18.0

total
4.4
7.1
2.6
77.2
9.5

Statement: the percentage of families consisting of a couple with children among all syrian families is 20% more than the average percentage of families consisting of a couple with children among all refugee families from other countries.
Question: how much is the percentage of families consisting of a couple with children among all syrian families more than the average percentage of families consisting of a couple with children among all refugee families from other countreis?
Answer: [22.2]