| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 15.941 | 19/5:02.879 |
| 2 | 2 | 15.860 | 19/5:02.109 |
| 3 | 2 | 15.956 | 19/5:02.461 |
| 4 | 1 | 16.031 | 19/5:02.993 |
| 5 | 1 | 15.834 | 19/5:02.563 |
| 6 | 1 | 16.253 | 19/5:03.604 |
| 7 | 1 | 15.676 | 19/5:02.781 |
| 8 | 1 | 16.271 | 19/5:03.577 |
| 9 | 1 | 16.226 | 19/5:04.101 |
| 10 | 1 | 16.813 | 19/5:05.635 |
| 11 | 2 | 17.519 | 19/5:08.110 |
| 12 | 2 | 18.597 | 19/5:11.880 |
| 13 | 2 | 15.831 | 19/5:11.027 |
| 14 | 2 | 18.175 | 19/5:13.476 |
| 15 | 2 | 16.111 | 19/5:12.985 |
| 16 | 2 | 17.526 | 19/5:14.236 |
| 17 | 2 | 17.370 | 19/5:15.165 |
| 18 | 2 | 16.336 | 19/5:14.899 |
| 19 | 2 | 17.437 | 19/5:15.763 |