| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 18.814 | 20/6:16.280 |
| 2 | 5 | 19.144 | 19/6:00.601 |
| 3 | 4 | 18.750 | 20/6:18.053 |
| 4 | 4 | 18.840 | 20/6:17.740 |
| 5 | 4 | 18.783 | 20/6:17.324 |
| 6 | 4 | 18.438 | 20/6:15.897 |
| 7 | 3 | 18.506 | 20/6:15.071 |
| 8 | 3 | 18.949 | 20/6:15.560 |
| 9 | 3 | 19.079 | 20/6:16.229 |
| 10 | 4 | 19.234 | 20/6:17.074 |
| 11 | 4 | 19.518 | 20/6:18.282 |
| 12 | 4 | 18.700 | 20/6:17.925 |
| 13 | 5 | 18.708 | 20/6:17.635 |
| 14 | 5 | 18.504 | 20/6:17.096 |
| 15 | 5 | 18.625 | 20/6:16.789 |
| 16 | 5 | 18.145 | 20/6:15.921 |
| 17 | 5 | 18.440 | 20/6:15.502 |
| 18 | 5 | 18.265 | 20/6:14.936 |
| 19 | 5 | 18.444 | 20/6:14.617 |
| 20 | 5 | 19.035 | 20/6:14.921 |