| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.881 | 20/6:17.620 |
| 2 | 1 | 18.229 | 20/6:11.100 |
| 3 | 1 | 19.051 | 20/6:14.407 |
| 4 | 1 | 19.457 | 20/6:18.090 |
| 5 | 1 | 18.270 | 20/6:15.552 |
| 6 | 1 | 17.907 | 20/6:12.650 |
| 7 | 1 | 18.833 | 20/6:13.223 |
| 8 | 2 | 19.592 | 20/6:15.550 |
| 9 | 3 | 19.203 | 20/6:16.496 |
| 10 | 2 | 20.545 | 19/6:00.939 |
| 11 | 2 | 18.637 | 19/6:00.318 |
| 12 | 2 | 18.463 | 20/6:18.447 |
| 13 | 2 | 19.097 | 20/6:18.715 |
| 14 | 2 | 18.565 | 20/6:18.186 |
| 15 | 2 | 18.644 | 20/6:17.832 |
| 16 | 2 | 18.468 | 20/6:17.303 |
| 17 | 2 | 18.875 | 20/6:17.314 |
| 18 | 2 | 18.751 | 20/6:17.187 |
| 19 | 2 | 19.354 | 20/6:17.707 |
| 20 | 2 | 19.262 | 20/6:18.084 |