| 1 | | -- | 48:06.8 | |
| 2 | | -- | + 25.3 | |
| 3 | | -- | + 1:00.8 | |
| 4 | | -- | + 1:04.4 | |
| 5 | | -- | + 1:10.8 | |
| 6 | | -- | + 2:07.0 | |
| 7 | | -- | + 3:09.4 | |
| 8 | | -- | + 3:30.4 | |
| 9 | | -- | + 3:47.6 | |
| 10 | | -- | + 3:49.4 | |
| 11 | | -- | + 3:56.8 | |
| 12 | | -- | + 4:11.1 | |
| 13 | | -- | + 4:23.7 | |
| 14 | | -- | + 5:01.4 | |
| 15 | | -- | + 5:13.0 | |
| 16 | | -- | + 5:59.2 | |
| 17 | | -- | + 7:32.6 | |
| 18 | | -- | + 10:38.2 | |
| 19 | | -- | + 12:40.9 | |
| 20 | | -- | + 14:21.1 | |