| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 3.053 | N/A |
| 2 | 4 | 18.706 | 21/6:17.173 |
| 3 | 4 | 18.239 | 21/6:12.503 |
| 4 | 4 | 17.940 | 21/6:08.953 |
| 5 | 4 | 19.102 | 21/6:12.988 |
| 6 | 4 | 18.474 | 21/6:12.897 |
| 7 | 4 | 18.474 | 21/6:12.836 |
| 8 | 4 | 18.328 | 21/6:12.375 |
| 9 | 4 | 18.315 | 21/6:11.998 |
| 10 | 4 | 17.945 | 21/6:10.881 |
| 11 | 4 | 18.452 | 21/6:11.003 |
| 12 | 4 | 17.984 | 21/6:10.251 |
| 13 | 4 | 18.558 | 21/6:10.581 |
| 14 | 4 | 18.371 | 21/6:10.573 |
| 15 | 4 | 17.939 | 21/6:09.948 |
| 16 | 4 | 18.174 | 21/6:09.721 |
| 17 | 4 | 18.755 | 21/6:10.248 |
| 18 | 4 | 18.629 | 21/6:10.564 |
| 19 | 4 | 18.262 | 21/6:10.438 |
| 20 | 4 | 18.312 | 21/6:10.378 |
| 21 | 5 | 18.263 | 21/6:10.275 |