Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
0 | 1 |
2%
|
|
1 | 1 |
2%
|
|
10 | 2 |
4%
|
|
15 | 2 |
4%
|
|
20 | 1 |
2%
|
|
25 | 1 |
2%
|
|
30 | 23 |
46%
|
|
40 | 5 |
10%
|
|
45 | 9 |
18%
|
|
50 | 5 |
10%
|
|
Sysmiss | 565 |