| Value | Category | Cases | |
|---|---|---|---|
| -999 | NA | 801 |
79.9%
|
| 1 | Stayed the same | 32 |
3.2%
|
| 2 | Increased | 11 |
1.1%
|
| 3 | Reduced | 73 |
7.3%
|
| 4 | Reduced to zero | 86 |
8.6%
|