| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 14.577 | 21/5:06.117 |
| 2 | 2 | 14.366 | 21/5:03.901 |
| 3 | 2 | 15.487 | 21/5:11.010 |
| 4 | 3 | 15.196 | 21/5:13.036 |
| 5 | 2 | 14.669 | 21/5:12.039 |
| 6 | 2 | 14.794 | 21/5:11.811 |
| 7 | 2 | 14.665 | 21/5:11.262 |
| 8 | 2 | 14.508 | 21/5:10.438 |
| 9 | 2 | 14.829 | 21/5:10.546 |
| 10 | 2 | 14.409 | 21/5:09.750 |
| 11 | 2 | 14.712 | 21/5:09.677 |
| 12 | 2 | 14.767 | 21/5:09.713 |
| 13 | 3 | 15.044 | 21/5:10.191 |
| 14 | 2 | 14.483 | 21/5:09.759 |
| 15 | 2 | 14.734 | 21/5:09.736 |
| 16 | 3 | 17.651 | 21/5:13.544 |
| 17 | 2 | 15.670 | 21/5:14.458 |
| 18 | 2 | 14.672 | 21/5:14.105 |
| 19 | 3 | 14.829 | 21/5:13.963 |
| 20 | 3 | 15.612 | 21/5:14.658 |
| 21 | 3 | 17.163 | 21/5:16.837 |