| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.369 | 21/6:04.749 |
| 2 | 1 | 16.802 | 22/6:15.881 |
| 3 | 2 | 17.807 | 21/6:03.846 |
| 4 | 1 | 17.224 | 21/6:03.310 |
| 5 | 1 | 17.735 | 21/6:05.135 |
| 6 | 1 | 16.998 | 21/6:03.773 |
| 7 | 1 | 16.852 | 21/6:02.361 |
| 8 | 2 | 17.876 | 21/6:03.990 |
| 9 | 2 | 17.152 | 21/6:03.568 |
| 10 | 2 | 17.283 | 21/6:03.506 |
| 11 | 2 | 17.364 | 21/6:03.609 |
| 12 | 1 | 18.295 | 21/6:05.325 |
| 13 | 1 | 17.149 | 21/6:04.925 |
| 14 | 1 | 17.522 | 21/6:05.142 |
| 15 | 1 | 16.993 | 21/6:04.589 |
| 16 | 1 | 16.553 | 21/6:03.528 |
| 17 | 1 | 18.087 | 21/6:04.487 |
| 18 | 1 | 17.393 | 21/6:04.530 |
| 19 | 1 | 17.022 | 21/6:04.158 |
| 20 | 1 | 17.151 | 21/6:03.958 |
| 21 | 1 | 17.518 | 21/6:04.145 |