| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.753 | N/A |
| 2 | 1 | 17.119 | 21/6:00.133 |
| 3 | 1 | 17.257 | 21/6:01.513 |
| 4 | 1 | 17.331 | 21/6:02.466 |
| 5 | 1 | 16.996 | 21/6:01.268 |
| 6 | 1 | 17.835 | 21/6:03.905 |
| 7 | 1 | 16.857 | 21/6:02.403 |
| 8 | 1 | 17.712 | 21/6:03.773 |
| 9 | 1 | 17.318 | 21/6:03.815 |
| 10 | 1 | 17.070 | 21/6:03.297 |
| 11 | 1 | 17.178 | 21/6:03.099 |
| 12 | 1 | 17.043 | 21/6:02.691 |
| 13 | 1 | 17.270 | 21/6:02.729 |
| 14 | 1 | 17.147 | 21/6:02.573 |
| 15 | 1 | 18.001 | 21/6:03.658 |
| 16 | 1 | 17.187 | 21/6:03.514 |
| 17 | 1 | 17.300 | 21/6:03.529 |
| 18 | 1 | 17.438 | 21/6:03.704 |
| 19 | 1 | 17.544 | 21/6:03.978 |
| 20 | 1 | 17.998 | 21/6:04.701 |
| 21 | 1 | 17.491 | 21/6:04.845 |