Table:
married or common-law
single or previously married
difference

percent
percentage points

participation rate

aboriginal population
81.9
68.2
13.7

non-aboriginal population
88.1
83.7
4.4

difference between aboriginal population and non-aboriginal population
-6.2
-15.5
..

employment rate

aboriginal population
75.1
57.8
17.3

non-aboriginal population
84.0
76.9
7.1

difference between aboriginal population and non-aboriginal population
-8.9
-19.1
..

unemployment rate

aboriginal population
8.3
15.2
-6.9

non-aboriginal population
4.6
8.2
-3.6

difference between aboriginal population and non-aboriginal population
3.7
7.0
..

Statement: the difference between the employment rates of people in couples and those not in couples was 17.3 percentage points among the aboriginal population.
Question: what was the difference between the employment rates of people in couples and those not in couples among the aboriginal population?
Answer: [17.3]