| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.324 | 18/6:05.832 |
| 2 | 4 | 23.896 | 17/6:15.870 |
| 3 | 4 | 21.945 | 17/6:14.935 |
| 4 | 4 | 17.661 | 18/6:17.217 |
| 5 | 4 | 18.074 | 18/6:06.840 |
| 6 | 4 | 20.373 | 18/6:06.819 |
| 7 | 4 | 17.928 | 18/6:00.517 |
| 8 | 4 | 17.951 | 19/6:15.611 |
| 9 | 4 | 18.225 | 19/6:12.351 |
| 10 | 4 | 17.625 | 19/6:08.604 |
| 11 | 4 | 18.408 | 19/6:06.890 |
| 12 | 4 | 18.632 | 19/6:05.816 |
| 13 | 4 | 17.590 | 19/6:03.385 |
| 14 | 4 | 18.133 | 19/6:02.038 |
| 15 | 4 | 18.132 | 19/6:00.870 |
| 16 | 4 | 17.351 | 20/6:17.810 |
| 17 | 4 | 17.429 | 20/6:16.091 |
| 18 | 4 | 17.030 | 20/6:14.119 |
| 19 | 4 | 19.709 | 20/6:15.175 |
| 20 | 4 | 23.529 | 20/6:19.945 |