| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very high quality | 498 |
16.4%
|
| 2 | Good quality | 1074 |
35.3%
|
| 3 | Acceptable quality | 816 |
26.8%
|
| 4 | Poor quality | 226 |
7.4%
|
| 5 | Very poor quality | 208 |
6.8%
|
| 8 | Uncertain or Do not know | 220 |
7.2%
|
| 9 | Not available or Not applicable | 2 |
0.1%
|
| Sysmiss | 120 |