| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.065 | 20/6:01.300 |
| 2 | 1 | 18.607 | 20/6:06.720 |
| 3 | 1 | 18.230 | 20/6:06.013 |
| 4 | 1 | 18.402 | 20/6:06.520 |
| 5 | 1 | 18.591 | 20/6:07.580 |
| 6 | 1 | 18.499 | 20/6:07.980 |
| 7 | 1 | 19.180 | 20/6:10.211 |
| 8 | 1 | 18.502 | 20/6:10.190 |
| 9 | 1 | 18.559 | 20/6:10.300 |
| 10 | 1 | 18.441 | 20/6:10.152 |
| 11 | 1 | 18.440 | 20/6:10.029 |
| 12 | 1 | 18.225 | 20/6:09.568 |
| 13 | 1 | 18.337 | 20/6:09.351 |
| 14 | 1 | 18.680 | 20/6:09.654 |
| 15 | 1 | 18.385 | 20/6:09.524 |
| 16 | 1 | 18.663 | 20/6:09.757 |
| 17 | 1 | 18.409 | 20/6:09.665 |
| 18 | 1 | 21.818 | 20/6:13.370 |
| 19 | 1 | 18.316 | 20/6:12.999 |
| 20 | 1 | 18.608 | 20/6:12.957 |