| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.058 | 19/6:02.102 |
| 2 | 3 | 17.722 | 20/6:07.800 |
| 3 | 3 | 21.326 | 19/6:08.005 |
| 4 | 4 | 19.496 | 19/6:08.610 |
| 5 | 4 | 18.270 | 19/6:04.314 |
| 6 | 3 | 18.471 | 19/6:02.086 |
| 7 | 2 | 18.061 | 20/6:18.297 |
| 8 | 2 | 18.520 | 20/6:17.310 |
| 9 | 2 | 17.970 | 20/6:15.320 |
| 10 | 2 | 18.730 | 20/6:15.248 |
| 11 | 2 | 17.947 | 20/6:13.765 |
| 12 | 2 | 18.026 | 20/6:12.662 |
| 13 | 2 | 19.040 | 20/6:13.288 |
| 14 | 2 | 18.228 | 20/6:12.664 |
| 15 | 2 | 18.548 | 20/6:12.551 |
| 16 | 2 | 19.691 | 20/6:13.880 |
| 17 | 2 | 17.855 | 20/6:12.893 |
| 18 | 2 | 18.136 | 20/6:12.328 |
| 19 | 2 | 18.436 | 20/6:12.138 |
| 20 | 2 | 18.432 | 20/6:11.963 |