| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 1.161 | N/A |
| 2 | 1 | 18.224 | 21/6:05.641 |
| 3 | 1 | 18.795 | 21/6:11.351 |
| 4 | 1 | 19.071 | 21/6:15.094 |
| 5 | 1 | 18.823 | 21/6:15.726 |
| 6 | 1 | 18.596 | 21/6:15.197 |
| 7 | 1 | 18.482 | 21/6:14.464 |
| 8 | 1 | 18.261 | 21/6:13.309 |
| 9 | 1 | 18.933 | 21/6:14.123 |
| 10 | 1 | 19.066 | 21/6:15.052 |
| 11 | 1 | 18.254 | 21/6:14.171 |
| 12 | 1 | 18.280 | 21/6:13.497 |
| 13 | 1 | 18.419 | 21/6:13.167 |
| 14 | 1 | 18.872 | 21/6:13.585 |
| 15 | 1 | 18.060 | 21/6:12.783 |
| 16 | 1 | 18.470 | 21/6:12.635 |
| 17 | 1 | 18.397 | 21/6:12.414 |
| 18 | 1 | 19.564 | 21/6:13.592 |
| 19 | 1 | 18.197 | 21/6:13.121 |
| 20 | 1 | 18.456 | 21/6:12.971 |
| 21 | 1 | 18.456 | 21/6:12.837 |