| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 15.924 | 19/5:02.556 |
| 2 | 2 | 16.296 | 19/5:06.090 |
| 3 | 1 | 17.106 | 19/5:12.398 |
| 4 | 1 | 16.044 | 19/5:10.508 |
| 5 | 1 | 16.686 | 19/5:11.813 |
| 6 | 1 | 15.957 | 19/5:10.375 |
| 7 | 2 | 16.257 | 19/5:10.161 |
| 8 | 2 | 16.383 | 19/5:10.301 |
| 9 | 2 | 17.506 | 19/5:12.780 |
| 10 | 2 | 17.559 | 19/5:14.864 |
| 11 | 2 | 23.034 | 18/5:08.867 |
| 12 | 2 | 22.560 | 18/5:16.968 |
| 13 | 2 | 16.590 | 18/5:15.557 |
| 14 | 2 | 15.674 | 18/5:13.169 |
| 15 | 2 | 16.749 | 18/5:12.390 |
| 16 | 2 | 15.885 | 18/5:10.736 |
| 17 | 2 | 16.153 | 18/5:09.561 |
| 18 | 2 | 17.228 | 18/5:09.591 |