| Value | Category | Cases | |
|---|---|---|---|
| 1 | Road surface defect1 | 299 |
1.3%
|
| 2 | Damaged culvert | 68 |
0.3%
|
| 3 | Animal | 487 |
2.1%
|
| 4 | Fallen tree | 18 |
0.1%
|
| 5 | Road works | 52 |
0.2%
|
| 6 | Stationery vehicle dangerously placed | 163 |
0.7%
|
| 7 | Other obstacle on road | 441 |
1.9%
|
| 8 | Other abnormal conditions | 372 |
1.6%
|
| 9 | Vision obscured - vegetation | 48 |
0.2%
|
| 10 | Vision obscured - other | 431 |
1.8%
|
| 11 | Glare | 184 |
0.8%
|
| 12 | No abnormal condition | 21148 |
89.2%
|