Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.6%
|
1 | One year or less | 8 |
5.1%
|
2 | 4 |
2.5%
|
|
3 | 11 |
7%
|
|
4 | 9 |
5.7%
|
|
5 | 15 |
9.6%
|
|
6 | 18 |
11.5%
|
|
7 | 12 |
7.6%
|
|
8 | 18 |
11.5%
|
|
9 | 5 |
3.2%
|
|
10 | 17 |
10.8%
|
|
11 | 4 |
2.5%
|
|
12 | 8 |
5.1%
|
|
13 | 1 |
0.6%
|
|
14 | 5 |
3.2%
|
|
15 | 2 |
1.3%
|
|
16 | 5 |
3.2%
|
|
17 | 2 |
1.3%
|
|
18 | 3 |
1.9%
|
|
20 | 5 |
3.2%
|
|
21 | 1 |
0.6%
|
|
22 | 1 |
0.6%
|
|
23 | 1 |
0.6%
|
|
25 | 1 |
0.6%
|