| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 2.074 | N/A |
| 2 | 1 | 18.246 | 21/6:06.994 |
| 3 | 1 | 18.093 | 21/6:05.464 |
| 4 | 1 | 18.340 | 21/6:06.600 |
| 5 | 1 | 21.899 | 20/6:05.819 |
| 6 | 1 | 18.682 | 20/6:04.062 |
| 7 | 1 | 18.071 | 20/6:00.955 |
| 8 | 1 | 18.317 | 21/6:18.211 |
| 9 | 1 | 18.422 | 21/6:17.249 |
| 10 | 1 | 18.104 | 21/6:15.794 |
| 11 | 1 | 18.481 | 21/6:15.384 |
| 12 | 1 | 18.596 | 21/6:15.257 |
| 13 | 1 | 18.689 | 21/6:15.307 |
| 14 | 1 | 18.294 | 21/6:14.741 |
| 15 | 1 | 19.259 | 21/6:15.635 |
| 16 | 1 | 18.327 | 21/6:15.167 |
| 17 | 1 | 18.552 | 21/6:15.039 |
| 18 | 1 | 18.173 | 21/6:14.479 |
| 19 | 1 | 19.992 | 21/6:16.004 |
| 20 | 1 | 20.939 | 21/6:18.364 |
| 21 | 1 | 23.788 | 21/6:23.338 |