| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 15.193 | 20/5:03.860 |
| 2 | 2 | 15.706 | 20/5:08.990 |
| 3 | 2 | 15.554 | 20/5:09.687 |
| 4 | 2 | 15.190 | 20/5:08.215 |
| 5 | 1 | 14.944 | 20/5:06.348 |
| 6 | 1 | 15.286 | 20/5:06.243 |
| 7 | 1 | 19.689 | 19/5:02.811 |
| 8 | 1 | 15.034 | 19/5:00.666 |
| 9 | 2 | 16.163 | 19/5:01.380 |
| 10 | 2 | 17.222 | 19/5:03.964 |
| 11 | 2 | 15.464 | 19/5:03.041 |
| 12 | 2 | 16.330 | 19/5:03.644 |
| 13 | 2 | 15.914 | 19/5:03.545 |
| 14 | 1 | 14.860 | 19/5:02.031 |
| 15 | 2 | 15.906 | 19/5:02.043 |
| 16 | 2 | 14.984 | 19/5:00.959 |
| 17 | 2 | 15.151 | 19/5:00.189 |
| 18 | 2 | 15.356 | 20/5:15.496 |
| 19 | 2 | 14.695 | 20/5:14.359 |
| 20 | 2 | 15.303 | 20/5:13.944 |