| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 3.537 | 20/1:10.740 |
| 2 | 4 | 7.556 | 20/1:50.930 |
| 3 | 4 | 7.383 | 20/2:03.173 |
| 4 | 4 | 7.957 | 20/2:12.165 |
| 5 | 4 | 7.039 | 20/2:13.888 |
| 6 | 4 | 7.728 | 20/2:17.333 |
| 7 | 4 | 7.276 | 20/2:18.503 |
| 8 | 4 | 7.651 | 20/2:20.317 |
| 9 | 4 | 7.266 | 20/2:20.873 |
| 10 | 4 | 7.584 | 20/2:21.954 |
| 11 | 4 | 7.129 | 20/2:22.011 |
| 12 | 4 | 6.904 | 20/2:21.683 |
| 13 | 4 | 7.338 | 20/2:22.074 |
| 14 | 4 | 7.372 | 20/2:22.457 |
| 15 | 4 | 7.181 | 20/2:22.535 |
| 16 | 4 | 7.354 | 20/2:22.819 |
| 17 | 4 | 7.469 | 20/2:23.205 |
| 18 | 4 | 6.951 | 20/2:22.972 |
| 19 | 4 | 7.692 | 20/2:23.544 |
| 20 | 4 | 10.799 | 20/2:27.166 |