| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.523 | N/A |
| 2 | 1 | 22.032 | 19/7:00.099 |
| 3 | 1 | 22.050 | 19/7:00.261 |
| 4 | 1 | 21.566 | 20/7:19.293 |
| 5 | 1 | 22.318 | 20/7:21.361 |
| 6 | 1 | 21.626 | 20/7:19.972 |
| 7 | 1 | 21.896 | 20/7:19.901 |
| 8 | 1 | 27.252 | 19/7:11.711 |
| 9 | 1 | 21.932 | 19/7:10.035 |
| 10 | 1 | 22.179 | 19/7:09.225 |
| 11 | 1 | 21.779 | 19/7:07.857 |
| 12 | 2 | 26.235 | 19/7:14.029 |
| 13 | 1 | 23.414 | 19/7:14.941 |
| 14 | 1 | 22.455 | 19/7:14.385 |
| 15 | 1 | 22.186 | 19/7:13.563 |
| 16 | 1 | 25.339 | 19/7:16.633 |
| 17 | 1 | 22.438 | 19/7:16.057 |
| 18 | 1 | 22.112 | 19/7:15.203 |
| 19 | 1 | 23.083 | 19/7:15.415 |