| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.736 | N/A |
| 2 | 1 | 20.240 | 18/6:05.816 |
| 3 | 1 | 19.945 | 18/6:03.308 |
| 4 | 1 | 20.207 | 18/6:03.957 |
| 5 | 1 | 19.956 | 18/6:03.215 |
| 6 | 1 | 19.861 | 18/6:02.446 |
| 7 | 1 | 19.944 | 18/6:02.169 |
| 8 | 1 | 20.268 | 18/6:02.758 |
| 9 | 1 | 20.148 | 18/6:02.945 |
| 10 | 1 | 20.068 | 18/6:02.939 |
| 11 | 1 | 20.507 | 18/6:03.680 |
| 12 | 1 | 19.755 | 18/6:03.125 |
| 13 | 1 | 21.019 | 18/6:04.453 |
| 14 | 1 | 20.475 | 18/6:04.865 |
| 15 | 1 | 20.130 | 18/6:04.799 |
| 16 | 1 | 20.248 | 18/6:04.876 |
| 17 | 1 | 20.273 | 18/6:04.970 |
| 18 | 1 | 20.499 | 18/6:05.279 |