| Value | Category | Cases | |
|---|---|---|---|
| 1 | april2004 | 260 |
7.3%
|
| 2 | may2004 | 264 |
7.4%
|
| 3 | june2004 | 278 |
7.8%
|
| 4 | july2004 | 311 |
8.8%
|
| 5 | august2004 | 313 |
8.8%
|
| 6 | september2004 | 316 |
8.9%
|
| 7 | october2004 | 302 |
8.5%
|
| 8 | november2004 | 295 |
8.3%
|
| 9 | december2004 | 290 |
8.2%
|
| 10 | january2005 | 335 |
9.4%
|
| 11 | february2005 | 297 |
8.4%
|
| 12 | march2005 | 285 |
8%
|