| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.213 | 18/5:09.834 |
| 2 | 1 | 17.376 | 18/5:11.301 |
| 3 | 2 | 17.786 | 18/5:14.250 |
| 4 | 1 | 17.389 | 18/5:13.938 |
| 5 | 1 | 18.008 | 18/5:15.979 |
| 6 | 2 | 18.331 | 17/5:00.625 |
| 7 | 1 | 16.856 | 18/5:16.180 |
| 8 | 2 | 17.412 | 18/5:15.835 |
| 9 | 1 | 17.074 | 18/5:14.890 |
| 10 | 1 | 17.283 | 18/5:14.510 |
| 11 | 2 | 17.701 | 18/5:14.884 |
| 12 | 2 | 17.683 | 18/5:15.168 |
| 13 | 2 | 17.780 | 18/5:15.543 |
| 14 | 2 | 17.610 | 18/5:15.645 |
| 15 | 2 | 17.414 | 18/5:15.499 |
| 16 | 1 | 17.120 | 18/5:15.041 |
| 17 | 1 | 17.530 | 18/5:15.070 |
| 18 | 2 | 29.619 | 18/5:27.185 |