| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 15.983 | 19/5:03.677 |
| 2 | 1 | 15.226 | 20/5:12.009 |
| 3 | 1 | 15.448 | 20/5:11.046 |
| 4 | 1 | 15.143 | 20/5:09.-08 |
| 5 | 1 | 15.348 | 20/5:08.592 |
| 6 | 1 | 15.395 | 20/5:08.476 |
| 7 | 1 | 15.426 | 20/5:08.482 |
| 8 | 1 | 15.938 | 20/5:09.767 |
| 9 | 1 | 15.317 | 20/5:09.386 |
| 10 | 1 | 15.497 | 20/5:09.442 |
| 11 | 1 | 15.608 | 20/5:09.689 |
| 12 | 1 | 15.766 | 20/5:10.158 |
| 13 | 1 | 15.655 | 20/5:10.384 |
| 14 | 1 | 15.212 | 20/5:09.945 |
| 15 | 1 | 15.651 | 20/5:10.150 |
| 16 | 1 | 15.668 | 20/5:10.351 |
| 17 | 1 | 15.500 | 20/5:10.330 |
| 18 | 1 | 15.924 | 20/5:10.783 |
| 19 | 1 | 15.621 | 20/5:10.869 |
| 20 | 1 | 15.523 | 20/5:10.849 |