| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.104 | 20/6:02.080 |
| 2 | 4 | 17.812 | 21/6:17.118 |
| 3 | 3 | 17.998 | 21/6:17.398 |
| 4 | 3 | 17.915 | 21/6:17.102 |
| 5 | 3 | 18.431 | 20/6:01.040 |
| 6 | 3 | 18.394 | 20/6:02.180 |
| 7 | 3 | 17.998 | 20/6:01.863 |
| 8 | 3 | 18.294 | 20/6:02.365 |
| 9 | 3 | 18.845 | 20/6:03.980 |
| 10 | 3 | 18.490 | 20/6:04.562 |
| 11 | 3 | 18.258 | 20/6:04.616 |
| 12 | 3 | 18.369 | 20/6:04.847 |
| 13 | 3 | 18.878 | 20/6:05.825 |
| 14 | 3 | 21.265 | 20/6:10.073 |
| 15 | 3 | 18.600 | 20/6:10.201 |
| 16 | 3 | 18.636 | 20/6:10.359 |
| 17 | 3 | 18.116 | 20/6:09.886 |
| 18 | 3 | 18.924 | 20/6:10.363 |
| 19 | 3 | 19.856 | 20/6:11.772 |
| 20 | 3 | 18.955 | 20/6:12.138 |