| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 16.888 | 18/5:03.984 |
| 2 | 1 | 16.808 | 18/5:03.264 |
| 3 | 2 | 16.683 | 18/5:02.274 |
| 4 | 2 | 16.968 | 18/5:03.061 |
| 5 | 2 | 16.853 | 18/5:03.120 |
| 6 | 1 | 16.920 | 18/5:03.360 |
| 7 | 2 | 16.987 | 18/5:03.704 |
| 8 | 2 | 17.277 | 18/5:04.614 |
| 9 | 1 | 18.989 | 18/5:08.746 |
| 10 | 1 | 16.855 | 18/5:08.210 |
| 11 | 1 | 17.032 | 18/5:08.062 |
| 12 | 2 | 19.340 | 18/5:11.400 |
| 13 | 2 | 16.566 | 18/5:10.384 |
| 14 | 1 | 17.070 | 18/5:10.161 |
| 15 | 1 | 16.842 | 18/5:09.694 |
| 16 | 1 | 16.543 | 18/5:08.949 |
| 17 | 1 | 16.399 | 18/5:08.139 |
| 18 | 1 | 16.681 | 18/5:07.701 |