| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.770 | N/A |
| 2 | 2 | 19.768 | 22/7:13.898 |
| 3 | 2 | 20.533 | 21/7:01.078 |
| 4 | 3 | 26.156 | 20/7:19.664 |
| 5 | 3 | 21.016 | 20/7:14.266 |
| 6 | 3 | 20.159 | 20/7:07.771 |
| 7 | 3 | 20.753 | 20/7:05.322 |
| 8 | 3 | 19.046 | 21/7:20.001 |
| 9 | 3 | 19.249 | 21/7:15.047 |
| 10 | 3 | 21.442 | 21/7:16.818 |
| 11 | 4 | 25.295 | 20/7:04.262 |
| 12 | 4 | 20.071 | 20/7:02.067 |
| 13 | 4 | 20.318 | 20/7:00.629 |
| 14 | 4 | 20.254 | 21/7:20.400 |
| 15 | 4 | 21.037 | 21/7:20.337 |
| 16 | 4 | 19.755 | 21/7:18.572 |
| 17 | 4 | 22.226 | 21/7:20.117 |
| 18 | 4 | 26.210 | 20/7:04.797 |
| 19 | 3 | 21.837 | 20/7:05.290 |
| 20 | 3 | 20.154 | 20/7:04.049 |