| value | category | cases | |
|---|---|---|---|
| 1 | Functioning | 548 |
99.6%
|
| 2 | Not functioning | 0 |
0%
|
| 3 | 1 |
0.2%
|
|
| 8 | Don't know | 1 |
0.2%
|
| 9 | 216 |