| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.135 | 20/5:02.700 |
| 2 | 1 | 15.254 | 20/5:03.890 |
| 3 | 1 | 15.094 | 20/5:03.220 |
| 4 | 1 | 15.224 | 20/5:03.535 |
| 5 | 1 | 15.254 | 20/5:03.844 |
| 6 | 1 | 15.127 | 20/5:03.627 |
| 7 | 2 | 15.584 | 20/5:04.777 |
| 8 | 2 | 15.284 | 20/5:04.890 |
| 9 | 1 | 15.261 | 20/5:04.927 |
| 10 | 1 | 15.624 | 20/5:05.682 |
| 11 | 2 | 15.201 | 20/5:05.531 |
| 12 | 2 | 15.168 | 20/5:05.350 |
| 13 | 2 | 15.188 | 20/5:05.228 |
| 14 | 2 | 15.247 | 20/5:05.207 |
| 15 | 1 | 14.921 | 20/5:04.755 |
| 16 | 1 | 15.134 | 20/5:04.625 |
| 17 | 2 | 15.105 | 20/5:04.476 |
| 18 | 2 | 15.047 | 20/5:04.280 |
| 19 | 2 | 15.425 | 20/5:04.502 |
| 20 | 2 | 15.025 | 20/5:04.302 |