| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.581 | 18/6:10.458 |
| 2 | 4 | 20.649 | 18/6:11.070 |
| 3 | 4 | 17.683 | 19/6:13.116 |
| 4 | 4 | 21.160 | 18/6:00.329 |
| 5 | 4 | 25.733 | 18/6:20.902 |
| 6 | 4 | 17.282 | 18/6:09.264 |
| 7 | 4 | 18.633 | 18/6:04.425 |
| 8 | 4 | 17.517 | 19/6:18.190 |
| 9 | 4 | 17.472 | 19/6:13.054 |
| 10 | 4 | 21.243 | 19/6:16.111 |
| 11 | 5 | 26.262 | 18/6:06.897 |
| 12 | 4 | 19.371 | 18/6:05.379 |
| 13 | 4 | 19.021 | 18/6:03.610 |
| 14 | 4 | 20.951 | 18/6:04.575 |
| 15 | 4 | 17.805 | 18/6:01.636 |
| 16 | 4 | 18.988 | 18/6:00.395 |
| 17 | 5 | 18.023 | 19/6:18.183 |
| 18 | 4 | 17.827 | 19/6:15.990 |
| 19 | 4 | 26.090 | 19/6:22.291 |