| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.169 | 19/6:04.211 |
| 2 | 1 | 18.529 | 20/6:16.980 |
| 3 | 1 | 18.464 | 20/6:14.413 |
| 4 | 2 | 20.099 | 19/6:02.240 |
| 5 | 3 | 21.041 | 19/6:09.748 |
| 6 | 2 | 20.520 | 19/6:13.103 |
| 7 | 1 | 18.596 | 19/6:10.277 |
| 8 | 1 | 18.166 | 19/6:07.137 |
| 9 | 1 | 19.075 | 19/6:06.613 |
| 10 | 1 | 18.494 | 19/6:05.091 |
| 11 | 1 | 19.558 | 19/6:05.683 |
| 12 | 1 | 19.738 | 19/6:06.461 |
| 13 | 1 | 18.758 | 19/6:05.687 |
| 14 | 1 | 18.106 | 19/6:04.139 |
| 15 | 1 | 18.234 | 19/6:02.960 |
| 16 | 1 | 17.658 | 19/6:01.243 |
| 17 | 1 | 18.842 | 19/6:01.053 |
| 18 | 1 | 18.825 | 19/6:00.865 |
| 19 | 1 | 18.266 | 19/6:00.138 |