| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.350 | 21/6:04.350 |
| 2 | 1 | 17.268 | 21/6:03.489 |
| 3 | 1 | 17.690 | 21/6:06.156 |
| 4 | 2 | 20.043 | 20/6:01.755 |
| 5 | 1 | 17.276 | 21/6:16.433 |
| 6 | 1 | 17.890 | 21/6:16.309 |
| 7 | 1 | 17.276 | 21/6:14.379 |
| 8 | 3 | 20.634 | 20/6:03.567 |
| 9 | 3 | 18.266 | 20/6:03.762 |
| 10 | 3 | 17.377 | 20/6:02.140 |
| 11 | 2 | 17.473 | 20/6:00.987 |
| 12 | 2 | 17.973 | 20/6:00.860 |
| 13 | 2 | 17.194 | 21/6:17.532 |
| 14 | 2 | 17.466 | 21/6:16.764 |
| 15 | 2 | 17.429 | 21/6:16.047 |
| 16 | 2 | 18.497 | 21/6:16.821 |
| 17 | 2 | 17.043 | 21/6:15.709 |
| 18 | 2 | 22.428 | 20/6:02.859 |
| 19 | 2 | 17.683 | 20/6:02.375 |
| 20 | 3 | 21.026 | 20/6:05.282 |