| Value | Category | Cases | |
|---|---|---|---|
| -99 | (Don't read) Don't know | 156 |
19.5%
|
| 1 | Increased | 543 |
67.9%
|
| 2 | Remained the same | 93 |
11.6%
|
| 3 | Decreased | 8 |
1%
|