| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.508 | 18/6:09.144 |
| 2 | 6 | 21.131 | 18/6:14.751 |
| 3 | 6 | 19.990 | 18/6:09.774 |
| 4 | 6 | 20.213 | 18/6:08.289 |
| 5 | 7 | 21.131 | 18/6:10.703 |
| 6 | 4 | 20.462 | 18/6:10.305 |
| 7 | 4 | 19.780 | 18/6:08.267 |
| 8 | 5 | 20.688 | 18/6:08.782 |
| 9 | 4 | 20.706 | 18/6:09.218 |
| 10 | 5 | 19.757 | 18/6:07.859 |
| 11 | 4 | 20.706 | 18/6:08.300 |
| 12 | 4 | 22.157 | 18/6:10.843 |
| 13 | 5 | 20.504 | 18/6:10.707 |
| 14 | 4 | 20.255 | 18/6:10.270 |
| 15 | 4 | 19.969 | 18/6:09.548 |
| 16 | 4 | 20.320 | 18/6:09.312 |
| 17 | 4 | 21.061 | 18/6:09.887 |
| 18 | 4 | 21.151 | 18/6:10.489 |