| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.523 | N/A |
| 2 | 2 | 17.960 | 21/6:17.723 |
| 3 | 2 | 17.362 | 21/6:11.743 |
| 4 | 2 | 16.843 | 21/6:06.289 |
| 5 | 1 | 17.130 | 21/6:04.998 |
| 6 | 2 | 17.583 | 21/6:06.035 |
| 7 | 1 | 17.019 | 21/6:04.846 |
| 8 | 1 | 17.578 | 21/6:05.594 |
| 9 | 1 | 17.555 | 21/6:06.098 |
| 10 | 1 | 17.315 | 21/6:05.956 |
| 11 | 1 | 18.280 | 21/6:07.773 |
| 12 | 1 | 17.143 | 21/6:07.192 |
| 13 | 1 | 17.304 | 21/6:06.976 |
| 14 | 1 | 17.287 | 21/6:06.767 |
| 15 | 1 | 17.150 | 21/6:06.393 |
| 16 | 1 | 16.775 | 21/6:05.568 |
| 17 | 2 | 17.556 | 21/6:05.823 |
| 18 | 2 | 16.912 | 21/6:05.290 |
| 19 | 3 | 17.297 | 21/6:05.244 |
| 20 | 3 | 17.354 | 21/6:05.263 |
| 21 | 2 | 17.455 | 21/6:05.381 |