Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
5%
|
0 | 4 |
10%
|
|
2 | 1 |
2.5%
|
|
5 | 3 |
7.5%
|
|
10 | 6 |
15%
|
|
15 | 8 |
20%
|
|
20 | 2 |
5%
|
|
30 | 10 |
25%
|
|
40 | 2 |
5%
|
|
48 | 1 |
2.5%
|
|
50 | 1 |
2.5%
|
|
Sysmiss | 320 |