| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.456 | 20/7:09.120 |
| 2 | 3 | 20.127 | 21/7:16.621 |
| 3 | 3 | 19.193 | 21/7:05.432 |
| 4 | 4 | 20.414 | 21/7:06.248 |
| 5 | 3 | 18.030 | 22/7:16.568 |
| 6 | 3 | 20.333 | 22/7:18.361 |
| 7 | 3 | 22.942 | 21/7:07.485 |
| 8 | 4 | 21.148 | 21/7:09.563 |
| 9 | 4 | 23.054 | 21/7:15.626 |
| 10 | 3 | 22.933 | 21/7:20.223 |
| 11 | 4 | 18.319 | 21/7:15.175 |
| 12 | 3 | 20.701 | 21/7:15.137 |
| 13 | 3 | 20.642 | 21/7:15.010 |
| 14 | 4 | 20.297 | 21/7:14.384 |
| 15 | 4 | 25.940 | 20/7:00.705 |
| 16 | 3 | 17.523 | 21/7:17.131 |
| 17 | 3 | 22.086 | 21/7:18.700 |
| 18 | 3 | 27.862 | 20/7:05.556 |
| 19 | 3 | 22.224 | 20/7:06.552 |
| 20 | 3 | 23.415 | 20/7:08.639 |