| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.388 | 21/6:05.148 |
| 2 | 4 | 17.506 | 21/6:06.387 |
| 3 | 4 | 18.396 | 21/6:13.030 |
| 4 | 4 | 17.421 | 21/6:11.233 |
| 5 | 4 | 18.083 | 21/6:12.935 |
| 6 | 4 | 17.175 | 21/6:10.892 |
| 7 | 4 | 17.351 | 21/6:09.960 |
| 8 | 4 | 18.420 | 21/6:12.067 |
| 9 | 4 | 17.473 | 21/6:11.497 |
| 10 | 4 | 17.600 | 21/6:11.307 |
| 11 | 4 | 17.326 | 21/6:10.629 |
| 12 | 3 | 17.705 | 21/6:10.727 |
| 13 | 3 | 17.166 | 21/6:09.939 |
| 14 | 3 | 17.713 | 21/6:10.084 |
| 15 | 3 | 17.340 | 21/6:09.688 |
| 16 | 3 | 18.878 | 21/6:11.360 |
| 17 | 3 | 19.880 | 21/6:14.073 |
| 18 | 3 | 17.902 | 21/6:14.177 |
| 19 | 3 | 17.052 | 21/6:13.330 |
| 20 | 3 | 18.572 | 21/6:14.164 |
| 21 | 3 | 17.843 | 21/6:14.190 |