| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.331 | 21/6:03.951 |
| 2 | 4 | 17.155 | 21/6:02.103 |
| 3 | 3 | 17.250 | 21/6:02.152 |
| 4 | 3 | 17.335 | 21/6:02.623 |
| 5 | 3 | 17.394 | 21/6:03.153 |
| 6 | 3 | 17.349 | 21/6:03.349 |
| 7 | 3 | 17.365 | 21/6:03.537 |
| 8 | 3 | 17.238 | 21/6:03.345 |
| 9 | 3 | 17.292 | 21/6:03.321 |
| 10 | 3 | 17.808 | 21/6:04.386 |
| 11 | 3 | 17.026 | 21/6:03.764 |
| 12 | 3 | 18.420 | 21/6:05.685 |
| 13 | 3 | 17.475 | 21/6:05.784 |
| 14 | 3 | 17.018 | 21/6:05.184 |
| 15 | 3 | 16.574 | 21/6:04.042 |
| 16 | 3 | 20.766 | 21/6:08.545 |
| 17 | 3 | 17.004 | 21/6:07.871 |
| 18 | 3 | 16.951 | 21/6:07.210 |
| 19 | 3 | 18.146 | 21/6:07.939 |
| 20 | 3 | 16.706 | 21/6:07.083 |
| 21 | 3 | 17.195 | 21/6:06.798 |