| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 day | 210 |
8.6%
|
| 2 | 2 days | 344 |
14.1%
|
| 3 | 3 days | 273 |
11.2%
|
| 4 | 4 days | 175 |
7.2%
|
| 5 | 5 days | 109 |
4.5%
|
| 6 | 6 days | 47 |
1.9%
|
| 7 | 7 days | 465 |
19.1%
|
| 8 | Don't know | 26 |
1.1%
|
| 9 | not administered | 789 |
32.4%
|