Month chart for incidents
| Month | Count | |
|---|---|---|
| 2005/01 | 1127 |  |
| 2005/02 | 1222 | |
| 2005/03 | 1417 | |
| 2005/04 | 1223 | |
| 2005/05 | 1404 | |
| 2005/06 | 1264 | |
| 2005/07 | 1337 | |
| 2005/08 | 1453 | |
| 2005/09 | 1418 | |
| 2005/10 | 1442 | |
| 2005/11 | 1650 | |
| 2005/12 | 1650 | |
| 2006/01 | 1677 | |
| 2006/02 | 1446 | |
| 2006/03 | 1393 | |
| 2006/04 | 1382 | |
| 2006/05 | 1319 | |
| 2006/06 | 1357 | |
| 2006/07 | 1550 | |
| 2006/08 | 1512 | |
| 2006/09 | 1387 | |
| 2006/10 | 1479 | |
| 2006/11 | 1222 | |
| 2006/12 | 1148 | |
| 2007/01 | 1109 | |
| 2007/02 | 1079 | |
| 2007/03 | 1375 | |
| 2007/04 | 1268 | |
| 2007/05 | 1298 | |
| 2007/06 | 1173 | |
| 2007/07 | 1352 | |
| 2007/08 | 1539 | |
| 2007/09 | 1463 | |
| 2007/10 | 1410 | |
| 2007/11 | 1266 | |
| 2007/12 | 1166 | |
| 2008/01 | 1181 | |
| 2008/02 | 1137 | |
| 2008/03 | 1322 | |
| 2008/04 | 1297 | |
| 2008/05 | 1313 | |
| 2008/06 | 1252 | |
| 2008/07 | 1368 | |
| 2008/08 | 1447 | |
| 2008/09 | 1369 | |
| 2008/10 | 1426 | |
| 2008/11 | 1149 | |
| 2008/12 | 1007 | |