| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.064 | 19/6:02.216 |
| 2 | 2 | 18.874 | 19/6:00.411 |
| 3 | 2 | 18.390 | 20/6:15.520 |
| 4 | 3 | 19.349 | 20/6:18.385 |
| 5 | 2 | 17.734 | 20/6:13.644 |
| 6 | 2 | 19.197 | 20/6:15.360 |
| 7 | 2 | 18.718 | 20/6:15.217 |
| 8 | 2 | 19.225 | 20/6:16.377 |
| 9 | 2 | 19.108 | 20/6:17.020 |
| 10 | 2 | 18.744 | 20/6:16.806 |
| 11 | 2 | 18.902 | 20/6:16.918 |
| 12 | 1 | 18.765 | 20/6:16.783 |
| 13 | 1 | 18.380 | 20/6:16.077 |
| 14 | 2 | 18.856 | 20/6:16.151 |
| 15 | 1 | 18.397 | 20/6:15.604 |
| 16 | 2 | 19.042 | 20/6:15.931 |
| 17 | 1 | 18.516 | 20/6:15.601 |
| 18 | 2 | 19.438 | 20/6:16.332 |
| 19 | 2 | 18.720 | 20/6:16.231 |
| 20 | 2 | 19.923 | 20/6:17.342 |