| Value | Category | Cases | |
|---|---|---|---|
| 1 | Road surface defect1 | 464 |
1.9%
|
| 2 | Damaged culvert | 61 |
0.3%
|
| 3 | Animal | 539 |
2.2%
|
| 4 | Fallen tree | 26 |
0.1%
|
| 5 | Road works | 88 |
0.4%
|
| 6 | Stationery vehicle dangerously placed | 175 |
0.7%
|
| 7 | Other obstacle on road | 616 |
2.5%
|
| 8 | Other abnormal conditions | 606 |
2.5%
|
| 9 | Vision obscured - vegetation | 50 |
0.2%
|
| 10 | Vision obscured - other | 491 |
2%
|
| 11 | Glare | 128 |
0.5%
|
| 12 | No abnormal condition | 20940 |
86.6%
|