| Value | Category | Cases | |
|---|---|---|---|
| 0 | nr | 0 |
0%
|
| 1 | greater than | 259 |
13.4%
|
| 2 | roughly adequate | 1147 |
59.1%
|
| 3 | insufficient | 222 |
11.4%
|
| 4 | don't know | 312 |
16.1%
|
| 9 | na | 0 |
0%
|
| Sysmiss | 1060 |