| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.746 | 21/6:12.666 |
| 2 | 4 | 17.968 | 21/6:14.997 |
| 3 | 2 | 18.255 | 21/6:17.783 |
| 4 | 2 | 17.503 | 21/6:15.228 |
| 5 | 3 | 20.484 | 20/6:07.824 |
| 6 | 3 | 20.573 | 20/6:15.097 |
| 7 | 3 | 18.517 | 20/6:14.417 |
| 8 | 3 | 17.862 | 20/6:12.270 |
| 9 | 3 | 17.995 | 20/6:10.896 |
| 10 | 4 | 22.827 | 19/6:00.487 |
| 11 | 4 | 19.978 | 19/6:02.223 |
| 12 | 4 | 21.803 | 19/6:06.559 |
| 13 | 4 | 19.473 | 19/6:06.823 |
| 14 | 4 | 18.889 | 19/6:06.256 |
| 15 | 4 | 22.260 | 19/6:10.035 |
| 16 | 4 | 17.999 | 19/6:08.282 |
| 17 | 4 | 17.852 | 19/6:06.570 |
| 18 | 4 | 18.720 | 19/6:05.965 |
| 19 | 4 | 19.055 | 19/6:05.759 |