| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.124 | 21/7:02.604 |
| 2 | 4 | 29.150 | 18/7:23.466 |
| 3 | 4 | 20.608 | 19/7:22.586 |
| 4 | 4 | 20.214 | 19/7:07.956 |
| 5 | 4 | 20.585 | 19/7:00.588 |
| 6 | 4 | 25.887 | 19/7:12.465 |
| 7 | 4 | 21.466 | 19/7:08.949 |
| 8 | 4 | 22.621 | 19/7:09.056 |
| 9 | 4 | 23.253 | 19/7:10.472 |
| 10 | 4 | 20.921 | 19/7:07.175 |
| 11 | 3 | 20.009 | 19/7:02.902 |
| 12 | 3 | 21.758 | 19/7:02.110 |
| 13 | 3 | 21.881 | 19/7:01.620 |
| 14 | 3 | 29.445 | 19/7:11.466 |
| 15 | 3 | 22.622 | 19/7:11.356 |
| 16 | 3 | 20.663 | 19/7:08.933 |
| 17 | 3 | 21.009 | 19/7:07.183 |
| 18 | 3 | 20.522 | 19/7:05.112 |
| 19 | 3 | 20.999 | 19/7:03.737 |