| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
1%
|
|
| 1 | Decreased since 2002 | 19 |
19.6%
|
| 2 | No change | 33 |
34%
|
| 3 | Increased since 2002 | 44 |
45.4%
|
| -9 | 4 | ||
| -7 | 32 |