| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.836 | 21/6:14.556 |
| 2 | 1 | 16.931 | 21/6:05.053 |
| 3 | 1 | 18.215 | 21/6:10.874 |
| 4 | 2 | 17.224 | 21/6:08.582 |
| 5 | 1 | 16.420 | 21/6:03.829 |
| 6 | 2 | 17.850 | 21/6:05.666 |
| 7 | 2 | 16.874 | 21/6:04.050 |
| 8 | 3 | 20.076 | 21/6:11.243 |
| 9 | 2 | 19.229 | 21/6:14.862 |
| 10 | 2 | 16.917 | 21/6:12.901 |
| 11 | 2 | 16.784 | 21/6:11.043 |
| 12 | 2 | 17.076 | 21/6:10.006 |
| 13 | 2 | 16.938 | 21/6:08.905 |
| 14 | 2 | 17.356 | 21/6:08.589 |
| 15 | 2 | 17.848 | 21/6:09.004 |
| 16 | 2 | 18.380 | 21/6:10.065 |
| 17 | 2 | 17.534 | 21/6:09.956 |
| 18 | 2 | 17.718 | 21/6:10.074 |
| 19 | 2 | 16.521 | 21/6:08.856 |
| 20 | 2 | 17.261 | 21/6:08.537 |
| 21 | 2 | 16.700 | 21/6:07.688 |