| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.958 | N/A |
| 2 | 1 | 17.193 | 21/6:02.818 |
| 3 | 1 | 17.374 | 21/6:04.628 |
| 4 | 1 | 17.136 | 21/6:03.644 |
| 5 | 1 | 17.469 | 21/6:04.818 |
| 6 | 1 | 17.124 | 21/6:04.142 |
| 7 | 1 | 17.361 | 21/6:04.481 |
| 8 | 1 | 17.706 | 21/6:05.709 |
| 9 | 1 | 17.296 | 21/6:05.605 |
| 10 | 1 | 17.458 | 21/6:05.884 |
| 11 | 1 | 17.303 | 21/6:05.798 |
| 12 | 1 | 17.245 | 21/6:05.621 |
| 13 | 1 | 17.351 | 21/6:05.651 |
| 14 | 1 | 17.420 | 21/6:05.782 |
| 15 | 1 | 17.713 | 21/6:06.313 |
| 16 | 1 | 17.329 | 21/6:06.262 |
| 17 | 1 | 17.356 | 21/6:06.250 |
| 18 | 1 | 17.465 | 21/6:06.368 |
| 19 | 1 | 17.797 | 21/6:06.842 |
| 20 | 1 | 17.586 | 21/6:07.044 |
| 21 | 1 | 17.585 | 21/6:07.225 |