| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.515 | 21/7:10.815 |
| 2 | 3 | 17.601 | 23/7:18.334 |
| 3 | 3 | 23.488 | 21/7:11.228 |
| 4 | 3 | 19.225 | 21/7:04.352 |
| 5 | 3 | 19.574 | 21/7:01.693 |
| 6 | 3 | 18.598 | 22/7:16.337 |
| 7 | 3 | 24.452 | 21/7:10.359 |
| 8 | 3 | 20.950 | 21/7:11.558 |
| 9 | 3 | 21.914 | 21/7:14.740 |
| 10 | 3 | 18.837 | 21/7:10.823 |
| 11 | 3 | 19.721 | 21/7:09.307 |
| 12 | 4 | 18.789 | 21/7:06.412 |
| 13 | 3 | 19.266 | 21/7:04.733 |
| 14 | 3 | 19.384 | 21/7:03.471 |
| 15 | 3 | 19.808 | 21/7:02.971 |
| 16 | 3 | 21.508 | 21/7:04.764 |
| 17 | 3 | 19.200 | 21/7:03.496 |
| 18 | 3 | 21.980 | 21/7:05.612 |
| 19 | 4 | 18.738 | 21/7:03.921 |
| 20 | 3 | 18.761 | 21/7:02.424 |
| 21 | 3 | 19.208 | 21/7:01.517 |