| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 16.883 | 18/5:03.894 |
| 2 | 3 | 16.904 | 18/5:04.083 |
| 3 | 3 | 17.084 | 18/5:05.226 |
| 4 | 3 | 17.539 | 18/5:07.845 |
| 5 | 3 | 17.449 | 18/5:09.092 |
| 6 | 3 | 18.840 | 18/5:14.097 |
| 7 | 2 | 17.458 | 18/5:14.118 |
| 8 | 2 | 17.506 | 18/5:14.242 |
| 9 | 2 | 16.353 | 18/5:12.032 |
| 10 | 2 | 17.429 | 18/5:12.201 |
| 11 | 2 | 17.271 | 18/5:12.081 |
| 12 | 2 | 16.488 | 18/5:10.806 |
| 13 | 2 | 17.352 | 18/5:10.924 |
| 14 | 2 | 20.825 | 18/5:15.490 |
| 15 | 2 | 17.828 | 18/5:15.851 |
| 16 | 2 | 17.758 | 18/5:16.088 |
| 17 | 2 | 17.713 | 18/5:16.249 |
| 18 | 2 | 19.032 | 18/5:17.712 |