| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 29.079 | N/A |
| 2 | 5 | 20.028 | 21/7:09.639 |
| 3 | 5 | 20.647 | 21/7:15.829 |
| 4 | 5 | 19.450 | 21/7:09.912 |
| 5 | 5 | 21.231 | 21/7:15.859 |
| 6 | 5 | 20.025 | 21/7:14.603 |
| 7 | 5 | 20.051 | 21/7:13.852 |
| 8 | 5 | 20.672 | 21/7:15.090 |
| 9 | 4 | 20.753 | 21/7:16.221 |
| 10 | 4 | 19.858 | 21/7:15.112 |
| 11 | 4 | 24.316 | 20/7:02.437 |
| 12 | 4 | 19.880 | 20/7:01.016 |
| 13 | 4 | 23.238 | 20/7:05.148 |
| 14 | 4 | 19.444 | 20/7:03.099 |
| 15 | 4 | 20.447 | 20/7:02.704 |
| 16 | 4 | 20.830 | 20/7:02.847 |
| 17 | 4 | 21.783 | 20/7:04.104 |
| 18 | 4 | 20.464 | 20/7:03.739 |
| 19 | 4 | 19.748 | 20/7:02.658 |
| 20 | 4 | 20.265 | 20/7:02.209 |