| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.498 | 20/6:09.960 |
| 2 | 4 | 18.791 | 20/6:12.890 |
| 3 | 5 | 19.308 | 20/6:17.313 |
| 4 | 5 | 18.294 | 20/6:14.455 |
| 5 | 4 | 18.122 | 20/6:12.052 |
| 6 | 4 | 18.146 | 20/6:10.530 |
| 7 | 3 | 19.112 | 20/6:12.203 |
| 8 | 6 | 19.950 | 20/6:15.553 |
| 9 | 5 | 18.547 | 20/6:15.040 |
| 10 | 5 | 18.554 | 20/6:14.644 |
| 11 | 5 | 18.772 | 20/6:14.716 |
| 12 | 5 | 18.444 | 20/6:14.230 |
| 13 | 5 | 18.474 | 20/6:13.865 |
| 14 | 5 | 18.746 | 20/6:13.940 |
| 15 | 5 | 18.444 | 20/6:13.603 |
| 16 | 3 | 19.170 | 20/6:14.215 |
| 17 | 3 | 19.009 | 20/6:14.566 |
| 18 | 2 | 19.101 | 20/6:14.980 |
| 19 | 2 | 18.789 | 20/6:15.022 |
| 20 | 2 | 18.753 | 20/6:15.024 |