| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than sufficient | 79 |
2.7%
|
| 2 | About adequate | 1363 |
45.9%
|
| 3 | Insufficient | 1506 |
50.8%
|
| 4 | Don't know | 18 |
0.6%
|
| 5 | 1 |
0%
|
|
| 0 | NR | 17 | |
| 9 | NA | 11 | |
| Sysmiss | 5 |