| Value | Category | Cases | |
|---|---|---|---|
| -999 | NA | 800 |
85%
|
| 1 | Stayed the same | 27 |
2.9%
|
| 2 | Increased | 11 |
1.2%
|
| 3 | Reduced | 98 |
10.4%
|
| 4 | Reduced to zero | 5 |
0.5%
|