| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Below average | 94 |
9.5%
|
| 2 | 2. Average | 540 |
54.8%
|
| 3 | 3. Above average | 302 |
30.6%
|
| 97 | 97. Invalid code | 47 |
4.8%
|
| 99 | 99. Don't know | 3 |
0.3%
|
| Sysmiss | 13 |