| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.991 | 19/6:00.829 |
| 2 | 4 | 19.431 | 19/6:05.009 |
| 3 | 4 | 17.898 | 20/6:15.467 |
| 4 | 4 | 17.897 | 20/6:11.085 |
| 5 | 4 | 17.567 | 20/6:07.136 |
| 6 | 4 | 17.650 | 20/6:04.780 |
| 7 | 4 | 18.096 | 20/6:04.371 |
| 8 | 4 | 19.367 | 20/6:07.242 |
| 9 | 4 | 17.854 | 20/6:06.113 |
| 10 | 4 | 17.687 | 20/6:04.876 |
| 11 | 4 | 19.210 | 20/6:06.633 |
| 12 | 4 | 19.036 | 20/6:07.807 |
| 13 | 4 | 18.518 | 20/6:08.003 |
| 14 | 4 | 18.021 | 20/6:07.461 |
| 15 | 4 | 17.456 | 20/6:06.239 |
| 16 | 4 | 18.307 | 20/6:06.233 |
| 17 | 4 | 17.935 | 20/6:05.789 |
| 18 | 4 | 18.700 | 20/6:06.246 |
| 19 | 4 | 17.772 | 20/6:05.677 |
| 20 | 4 | 17.436 | 20/6:04.829 |