Table:
self-reported life stress rating
total - 12 to 17 years
12 to 14 years
15 to 17 years

females
males
females
males
females
males

percent

not at all or not very stressful
42.5
52.4
52.8
60.6
32.9
45.9

a bit stressful
40.5
38.4
37.1
33.3
43.6
42.3

quite a bit stressful or extremely stressful
17.1
9.3
10.2
6.1
23.5
11.8

total
100.0
100.0
100.0
100.0
100.0
100.0

Statement: this proportion was about double the rate observed among same-aged boys.
Question: what percentage of boys aged 15 to 17 reported that, on most days, their lives were "quite a bit stressful" or "extremely stressful?
Answer: [11.8]