| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.168 | N/A |
| 2 | 1 | 17.126 | 21/6:00.688 |
| 3 | 1 | 17.773 | 21/6:07.158 |
| 4 | 1 | 17.683 | 21/6:08.714 |
| 5 | 1 | 17.248 | 21/6:07.318 |
| 6 | 1 | 18.308 | 21/6:10.072 |
| 7 | 1 | 20.780 | 20/6:03.075 |
| 8 | 1 | 20.630 | 20/6:09.798 |
| 9 | 1 | 21.216 | 20/6:16.232 |
| 10 | 1 | 21.121 | 19/6:01.938 |
| 11 | 1 | 17.697 | 20/6:18.373 |
| 12 | 1 | 21.540 | 19/6:03.640 |
| 13 | 1 | 18.852 | 19/6:03.129 |
| 14 | 1 | 17.447 | 19/6:00.750 |
| 15 | 1 | 20.043 | 19/6:02.050 |
| 16 | 1 | 18.273 | 19/6:01.052 |
| 17 | 1 | 18.974 | 19/6:00.967 |
| 18 | 1 | 17.208 | 20/6:17.959 |
| 19 | 1 | 17.911 | 20/6:16.877 |
| 20 | 1 | 18.132 | 20/6:16.130 |