| Value | Category | Cases | |
|---|---|---|---|
| 1 | Road surface defect1 | 377 |
1.5%
|
| 2 | Damaged culvert | 50 |
0.2%
|
| 3 | Animal | 549 |
2.2%
|
| 4 | Fallen tree | 26 |
0.1%
|
| 5 | Road works | 37 |
0.2%
|
| 6 | Stationery vehicle dangerously placed | 155 |
0.6%
|
| 7 | Other obstacle on road | 540 |
2.2%
|
| 8 | Other abnormal conditions | 323 |
1.3%
|
| 9 | Vision obscured - vegetation | 35 |
0.1%
|
| 10 | Vision obscured - other | 408 |
1.7%
|
| 11 | Glare | 38 |
0.2%
|
| 12 | No abnormal condition | 22118 |
89.7%
|