| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.377 | 21/6:04.917 |
| 2 | 1 | 17.115 | 21/6:02.166 |
| 3 | 1 | 17.113 | 21/6:01.235 |
| 4 | 2 | 17.205 | 21/6:01.252 |
| 5 | 2 | 16.662 | 22/6:16.077 |
| 6 | 1 | 16.813 | 22/6:15.045 |
| 7 | 1 | 16.918 | 22/6:14.638 |
| 8 | 1 | 17.261 | 22/6:15.276 |
| 9 | 1 | 17.053 | 22/6:15.264 |
| 10 | 1 | 17.005 | 22/6:15.148 |
| 11 | 1 | 17.528 | 22/6:16.100 |
| 12 | 1 | 16.732 | 22/6:15.434 |
| 13 | 1 | 19.626 | 21/6:02.505 |
| 14 | 1 | 17.284 | 21/6:02.538 |
| 15 | 1 | 17.426 | 21/6:02.765 |
| 16 | 1 | 17.127 | 21/6:02.572 |
| 17 | 1 | 17.018 | 21/6:02.266 |
| 18 | 1 | 16.971 | 21/6:01.940 |
| 19 | 1 | 17.145 | 21/6:01.840 |
| 20 | 1 | 17.254 | 21/6:01.865 |
| 21 | 1 | 17.502 | 21/6:02.135 |