Table:
all
under-reporters
plausible reporters
over-reporters

%
95% confidence interval
%
95% confidence interval
%
95% confidence interval

n
from
to
from
to
from
to

aged 2 to 8 years

2004
2,885
6.7
5.3
8.4
65.7
62.5
68.7
27.6
24.8
30.7

2015
1,511
14.1
11.1
17.8
67.9
63.8
71.7
18.0
15.1
21.2

aged 9 to 18 years

2004
6,311
16.5
15.0
18.1
61.5
59.5
63.6
22.0
20.4
23.7

2015
3,212
26.3
23.9
28.9
60.9
58.1
63.7
12.8
11.0
14.8

aged 19 years and older

both sexes

2004
18,578
28.2
27.0
29.4
58.2
56.8
59.6
13.6
12.6
14.6

2015
12,578
34.5
32.8
36.2
58.1
56.4
59.8
7.4
6.6
8.3

males

2004
8,563
28.6
26.7
30.5
57.3
55.3
59.3
14.1
12.8
15.6

2015
6,160
34.2
31.9
36.6
58.1
55.7
60.5
7.7
6.5
9.0

females

2004
10,015
27.8
26.2
29.5
59.2
57.2
61.1
13.0
11.6
14.5

2015
6,418
34.8
32.5
37.1
58.1
55.7
60.4
7.1
6.2
8.2

Statement: the number of over-reporters decreased from 2004 to 2015 significantly.
Question: which group of people has been dereased from 2004 to 2015 significantly mostly?
Answer: over-reporters