| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 21.312 | N/A |
| 2 | 4 | 19.851 | 25/8:17.736 |
| 3 | 4 | 20.596 | 24/8:06.452 |
| 4 | 4 | 18.027 | 25/8:09.104 |
| 5 | 4 | 19.990 | 25/8:12.096 |
| 6 | 4 | 17.295 | 25/8:00.955 |
| 7 | 4 | 23.963 | 24/8:00.246 |
| 8 | 5 | 24.780 | 24/8:16.104 |
| 9 | 5 | 23.021 | 23/8:02.000 |
| 10 | 5 | 20.135 | 23/8:00.031 |
| 11 | 5 | 18.046 | 24/8:14.431 |
| 12 | 5 | 20.090 | 24/8:13.426 |
| 13 | 5 | 20.287 | 24/8:12.967 |
| 14 | 5 | 18.988 | 24/8:10.280 |
| 15 | 5 | 20.362 | 24/8:10.234 |
| 16 | 5 | 21.009 | 24/8:11.186 |
| 17 | 5 | 22.948 | 24/8:14.807 |
| 18 | 5 | 26.811 | 23/8:02.275 |
| 19 | 6 | 1:40.650 | 20/8:23.541 |
| 20 | 6 | 29.991 | 20/8:28.152 |