| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 14.699 | 21/5:08.679 |
| 2 | 3 | 14.909 | 21/5:10.884 |
| 3 | 4 | 14.744 | 21/5:10.464 |
| 4 | 3 | 14.926 | 21/5:11.210 |
| 5 | 3 | 15.123 | 21/5:12.484 |
| 6 | 2 | 14.637 | 21/5:11.633 |
| 7 | 2 | 14.828 | 21/5:11.598 |
| 8 | 2 | 14.689 | 21/5:11.207 |
| 9 | 3 | 16.229 | 21/5:14.496 |
| 10 | 3 | 14.959 | 21/5:14.460 |
| 11 | 3 | 18.163 | 20/5:05.284 |
| 12 | 3 | 15.144 | 20/5:05.083 |
| 13 | 3 | 14.935 | 20/5:04.592 |
| 14 | 3 | 14.929 | 20/5:04.163 |
| 15 | 3 | 15.045 | 20/5:03.945 |
| 16 | 4 | 16.091 | 20/5:05.063 |
| 17 | 4 | 15.097 | 20/5:04.879 |
| 18 | 4 | 16.458 | 20/5:06.228 |
| 19 | 4 | 15.499 | 20/5:06.425 |
| 20 | 4 | 14.740 | 20/5:05.844 |