| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.026 | 20/6:00.520 |
| 2 | 1 | 18.544 | 20/6:05.700 |
| 3 | 2 | 20.254 | 20/6:18.827 |
| 4 | 2 | 18.608 | 20/6:17.160 |
| 5 | 3 | 22.651 | 19/6:12.715 |
| 6 | 3 | 19.545 | 19/6:12.489 |
| 7 | 4 | 21.523 | 19/6:17.696 |
| 8 | 3 | 17.838 | 19/6:12.849 |
| 9 | 2 | 17.476 | 19/6:08.315 |
| 10 | 2 | 17.355 | 19/6:04.458 |
| 11 | 2 | 17.268 | 19/6:01.152 |
| 12 | 1 | 17.150 | 20/6:17.063 |
| 13 | 1 | 17.343 | 20/6:14.740 |
| 14 | 1 | 17.826 | 20/6:13.439 |
| 15 | 1 | 21.623 | 20/6:17.373 |
| 16 | 1 | 19.596 | 20/6:18.282 |
| 17 | 1 | 18.368 | 20/6:17.640 |
| 18 | 1 | 18.784 | 20/6:17.531 |
| 19 | 1 | 17.639 | 20/6:16.228 |
| 20 | 1 | 17.354 | 20/6:14.771 |