| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 14.872 | 21/5:12.312 |
| 2 | 2 | 14.829 | 21/5:11.861 |
| 3 | 2 | 14.780 | 21/5:11.367 |
| 4 | 2 | 15.104 | 21/5:12.821 |
| 5 | 3 | 15.717 | 20/5:01.208 |
| 6 | 3 | 16.207 | 20/5:05.030 |
| 7 | 3 | 14.666 | 20/5:03.357 |
| 8 | 3 | 15.061 | 20/5:03.090 |
| 9 | 2 | 15.352 | 20/5:03.529 |
| 10 | 2 | 18.888 | 20/5:10.952 |
| 11 | 2 | 14.780 | 20/5:09.556 |
| 12 | 3 | 15.341 | 20/5:09.328 |
| 13 | 3 | 18.668 | 20/5:14.254 |
| 14 | 3 | 15.169 | 20/5:13.477 |
| 15 | 3 | 16.004 | 20/5:13.917 |
| 16 | 3 | 15.436 | 20/5:13.593 |
| 17 | 4 | 18.102 | 19/5:00.620 |
| 18 | 4 | 14.524 | 20/5:15.000 |
| 19 | 4 | 14.262 | 20/5:13.434 |
| 20 | 3 | 20.091 | 20/5:17.853 |