| Value | Category | Cases | |
|---|---|---|---|
| 1 | Road surface defect1 | 277 |
1.4%
|
| 2 | Damaged culvert | 62 |
0.3%
|
| 3 | Animal | 361 |
1.9%
|
| 4 | Fallen tree | 30 |
0.2%
|
| 5 | Road works | 56 |
0.3%
|
| 6 | Stationery vehicle dangerously placed | 171 |
0.9%
|
| 7 | Other obstacle on road | 422 |
2.2%
|
| 8 | Other abnormal conditions | 449 |
2.3%
|
| 9 | Vision obscured - vegetation | 56 |
0.3%
|
| 10 | Vision obscured - other | 445 |
2.3%
|
| 11 | Glare | 278 |
1.4%
|
| 12 | No abnormal condition | 16790 |
86.6%
|