| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.197 | 19/6:04.743 |
| 2 | 2 | 18.417 | 20/6:16.140 |
| 3 | 2 | 18.423 | 20/6:13.580 |
| 4 | 2 | 18.838 | 20/6:14.375 |
| 5 | 2 | 18.280 | 20/6:12.620 |
| 6 | 1 | 17.984 | 20/6:10.463 |
| 7 | 3 | 20.936 | 20/6:17.357 |
| 8 | 4 | 23.381 | 19/6:09.208 |
| 9 | 4 | 21.471 | 19/6:13.513 |
| 10 | 4 | 18.905 | 19/6:12.081 |
| 11 | 4 | 22.546 | 19/6:17.198 |
| 12 | 4 | 18.003 | 19/6:14.270 |
| 13 | 4 | 23.031 | 19/6:19.141 |
| 14 | 4 | 18.167 | 19/6:16.714 |
| 15 | 4 | 18.765 | 19/6:15.369 |
| 16 | 4 | 19.992 | 19/6:15.649 |
| 17 | 5 | 25.036 | 18/6:01.453 |
| 18 | 4 | 18.346 | 19/6:19.702 |
| 19 | 4 | 18.202 | 19/6:17.920 |