| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 8.528 | N/A |
| 2 | 1 | 18.743 | 20/6:04.645 |
| 3 | 1 | 18.340 | 20/6:00.816 |
| 4 | 1 | 18.367 | 21/6:18.194 |
| 5 | 1 | 18.579 | 20/6:00.165 |
| 6 | 1 | 19.275 | 20/6:03.083 |
| 7 | 1 | 18.579 | 20/6:02.824 |
| 8 | 1 | 18.694 | 20/6:02.951 |
| 9 | 1 | 18.831 | 20/6:03.372 |
| 10 | 1 | 18.799 | 20/6:03.631 |
| 11 | 1 | 19.295 | 20/6:04.781 |
| 12 | 1 | 18.285 | 20/6:03.978 |
| 13 | 1 | 18.630 | 20/6:03.854 |
| 14 | 1 | 18.837 | 20/6:04.053 |
| 15 | 1 | 18.350 | 20/6:03.562 |
| 16 | 1 | 18.608 | 20/6:03.463 |
| 17 | 1 | 19.131 | 20/6:03.997 |
| 18 | 1 | 19.043 | 20/6:04.371 |
| 19 | 1 | 19.146 | 20/6:04.811 |
| 20 | 1 | 18.508 | 20/6:04.568 |