| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.775 | 21/6:13.275 |
| 2 | 3 | 17.935 | 21/6:14.955 |
| 3 | 2 | 17.806 | 21/6:14.612 |
| 4 | 4 | 22.029 | 20/6:17.725 |
| 5 | 4 | 19.289 | 19/6:00.369 |
| 6 | 4 | 17.151 | 20/6:13.283 |
| 7 | 4 | 21.240 | 19/6:01.611 |
| 8 | 4 | 18.166 | 20/6:18.477 |
| 9 | 4 | 24.408 | 19/6:11.131 |
| 10 | 4 | 17.096 | 19/6:06.500 |
| 11 | 4 | 19.125 | 19/6:06.216 |
| 12 | 4 | 17.764 | 19/6:03.825 |
| 13 | 4 | 18.002 | 19/6:02.149 |
| 14 | 4 | 17.246 | 20/6:18.617 |
| 15 | 4 | 21.479 | 19/6:02.914 |
| 16 | 4 | 18.330 | 19/6:01.999 |
| 17 | 4 | 17.354 | 19/6:00.100 |
| 18 | 4 | 17.808 | 20/6:17.781 |
| 19 | 4 | 19.265 | 20/6:18.177 |
| 20 | 3 | 18.301 | 20/6:17.569 |