| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 2607 | 2592 |
99.3%
|
| 997 | 997 or more | 18 | 18 |
0.7%
|
| 998 | Don't know | 4 | 4 | |
| 999 | Not applicable | 3 | 3 |