Table:
total
male
female

'000
%
95% confidence interval
'000
%
95% confidence interval
'000
%
95% confidence interval

from
to
from
to
from
to

total
3,429.7
12.2
11.5
12.8
2,236.8
16.1
15.1
17.2
1,192.9
8.3
7.6
9.1

age group

15 to 17
275.5
20.0
17.0
23.4
146.4
20.5
15.9
26.0
129.1
19.5
15.4
24.3

18 to 24
1,021.8
33.3
30.6
36.0
641.3
41.1
37.0
45.3
380.5
25.2
22.0
28.6

25 to 44
1,444.9
15.6
14.4
16.9
965.7
20.9
18.8
23.1
479.1
10.3
9.0
11.9

45 to 64
648.6
6.7
5.9
7.6
450.2
9.4
8.1
10.9
198.4
4.1
3.3
5.0

65 or older
38.9
0.8
0.6
1.1
33.3
1.5
1.0
2.2
5.6
0.2
0.1
0.4

province

newfoundland and labrador
47.3
12.2
9.6
15.3
27.4
14.2
10.3
19.2
19.9
10.3
7.6
13.6

prince edward island
12.4
10.8
8.0
14.5
7.1
12.4
8.7
17.4
5.3
9.3
6.1
13.8

nova scotia
115.3
15.7
13.6
18.0
74.9
20.9
17.6
24.7
40.3
10.8
8.5
13.7

new brunswick
68.4
11.6
9.8
13.8
45.7
15.8
12.7
19.6
22.7
7.8
5.9
10.2

quebec
763.3
11.9
10.6
13.3
496.1
15.2
13.2
17.5
267.2
8.5
7.1
10.2

ontario
1,331.3
12.0
10.8
13.3
879.3
15.9
14.1
17.9
452.0
8.1
6.9
9.5

manitoba
110.2
11.1
9.2
13.4
66.1
13.3
10.3
17.1
44.1
8.9
7.0
11.3

saskatchewan
81.7
9.9
8.1
12.0
53.5
12.6
9.6
16.3
28.2
7.0
5.3
9.3

alberta
361.2
11.1
9.6
12.6
250.7
15.2
12.9
17.7
110.6
6.9
5.4
8.7

british columbia
538.4
14.3
12.6
16.2
336.0
17.9
15.2
20.9
202.4
10.8
9.0
12.9

immigration status

non-immigrant
3,092.8
14.7
14.0
15.6
1,994.1
19.3
18.1
20.6
1,098.6
10.3
9.4
11.2

immigrant
323.9
4.6
3.8
5.6
230.5
6.7
5.2
8.5
93.4
2.6
1.9
3.5

years since immigration: 10 or less
93.1
4.6
3.4
6.4
62.5
6.4
4.3
9.4
30.6
3.0
1.8
4.8

years since immigration: more than 10
230.8
4.6
3.6
5.9
168.0
6.8
5.0
9.1
62.8
2.4
1.6
3.6

residence

population centre
2,955.0
12.7
12.0
13.5
1,935.9
17.1
15.9
18.4
1,019.1
8.5
7.8
9.4

rural
474.7
9.6
8.4
10.9
300.9
11.7
10.0
13.8
173.8
7.3
6.0
8.9

household income quintile

1
743.8
13.2
11.8
14.7
426.5
17.8
15.4
20.5
317.3
9.8
8.3
11.4

2
656.6
11.6
10.2
13.3
412.7
15.7
13.3
18.4
243.9
8.1
6.6
9.8

3
640.8
11.3
10.0
12.6
413.7
14.7
12.6
17.0
227.1
7.9
6.7
9.3

4
751.6
13.1
11.6
14.8
506.5
16.7
14.3
19.5
245.1
9.0
7.5
10.8

5
636.9
11.6
10.2
13.1
477.4
15.8
13.7
18.1
159.5
6.4
5.1
8.1

Statement: among females, the prevalence of past-year use was lower for those in the highest income households than the rest.
Question: among females, people in which level of income house holds had lower prevalence of past-year use?
Answer: 5