| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.735 | 21/6:12.435 |
| 2 | 4 | 18.216 | 21/6:17.486 |
| 3 | 4 | 17.670 | 21/6:15.347 |
| 4 | 4 | 17.293 | 21/6:12.298 |
| 5 | 4 | 18.973 | 21/6:17.525 |
| 6 | 4 | 17.877 | 21/6:17.174 |
| 7 | 5 | 18.665 | 20/6:01.226 |
| 8 | 5 | 17.592 | 20/6:00.053 |
| 9 | 5 | 17.375 | 21/6:16.591 |
| 10 | 5 | 17.232 | 21/6:15.119 |
| 11 | 4 | 18.936 | 21/6:17.168 |
| 12 | 4 | 17.289 | 21/6:15.993 |
| 13 | 5 | 20.838 | 20/6:02.602 |
| 14 | 5 | 17.862 | 20/6:02.219 |
| 15 | 5 | 18.513 | 20/6:02.755 |
| 16 | 4 | 17.483 | 20/6:01.936 |
| 17 | 4 | 17.883 | 20/6:01.685 |
| 18 | 4 | 17.634 | 20/6:01.184 |
| 19 | 4 | 17.597 | 20/6:00.698 |
| 20 | 4 | 17.551 | 20/6:00.214 |