| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 16.981 | 18/5:05.658 |
| 2 | 1 | 17.739 | 18/5:12.480 |
| 3 | 1 | 18.022 | 18/5:16.452 |
| 4 | 1 | 16.931 | 18/5:13.529 |
| 5 | 2 | 16.861 | 18/5:11.522 |
| 6 | 2 | 17.316 | 18/5:11.550 |
| 7 | 2 | 17.707 | 18/5:12.575 |
| 8 | 2 | 18.001 | 18/5:14.006 |
| 9 | 3 | 17.507 | 18/5:14.130 |
| 10 | 3 | 16.588 | 18/5:12.575 |
| 11 | 3 | 17.189 | 18/5:12.287 |
| 12 | 2 | 17.517 | 18/5:12.538 |
| 13 | 2 | 17.920 | 18/5:13.309 |
| 14 | 3 | 18.153 | 18/5:14.270 |
| 15 | 3 | 17.976 | 18/5:14.890 |
| 16 | 3 | 17.228 | 18/5:14.591 |
| 17 | 3 | 18.130 | 18/5:15.282 |
| 18 | 3 | 17.527 | 18/5:15.293 |