| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.426 | 21/6:05.946 |
| 2 | 4 | 17.183 | 21/6:03.394 |
| 3 | 4 | 18.107 | 21/6:09.012 |
| 4 | 4 | 16.900 | 21/6:05.484 |
| 5 | 4 | 17.085 | 21/6:04.144 |
| 6 | 4 | 17.134 | 21/6:03.422 |
| 7 | 4 | 17.917 | 21/6:05.256 |
| 8 | 5 | 18.115 | 21/6:07.151 |
| 9 | 5 | 18.856 | 21/6:10.354 |
| 10 | 4 | 17.414 | 21/6:09.888 |
| 11 | 4 | 16.937 | 21/6:08.596 |
| 12 | 5 | 17.255 | 21/6:08.076 |
| 13 | 5 | 17.890 | 21/6:08.661 |
| 14 | 5 | 18.023 | 21/6:09.363 |
| 15 | 5 | 18.265 | 21/6:10.310 |
| 16 | 5 | 16.790 | 21/6:09.202 |
| 17 | 5 | 16.672 | 21/6:08.079 |
| 18 | 5 | 23.197 | 21/6:14.694 |
| 19 | 5 | 17.016 | 21/6:13.780 |
| 20 | 5 | 17.760 | 21/6:13.739 |
| 21 | 6 | 17.626 | 21/6:13.568 |