| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.232 | 21/6:01.872 |
| 2 | 3 | 20.749 | 19/6:00.819 |
| 3 | 2 | 17.889 | 20/6:12.467 |
| 4 | 2 | 18.413 | 20/6:11.415 |
| 5 | 2 | 17.243 | 20/6:06.104 |
| 6 | 2 | 17.543 | 20/6:03.563 |
| 7 | 2 | 20.161 | 20/6:09.229 |
| 8 | 2 | 19.731 | 20/6:12.402 |
| 9 | 2 | 17.749 | 20/6:10.467 |
| 10 | 2 | 18.123 | 20/6:09.666 |
| 11 | 3 | 20.948 | 20/6:14.147 |
| 12 | 2 | 17.720 | 20/6:12.502 |
| 13 | 3 | 21.288 | 20/6:16.598 |
| 14 | 3 | 18.640 | 20/6:16.327 |
| 15 | 3 | 20.521 | 20/6:18.600 |
| 16 | 3 | 17.638 | 20/6:16.985 |
| 17 | 3 | 18.157 | 20/6:16.171 |
| 18 | 3 | 18.556 | 20/6:15.890 |
| 19 | 3 | 19.406 | 20/6:16.534 |
| 20 | 2 | 17.454 | 20/6:15.161 |