| 39.54 | 1:30.59 | (51.05) | |
| 2:33.14 | (1:02.55) | 3:36.38 | (1:03.24) |
| 4:40.39 | (1:04.01) | 5:45.17 | (1:04.78) |
| 6:47.95 | (1:02.78) | 7:03.14 | (15.19) |
| 7:51.98 | (48.84) | 8:56.38 | (1:04.40) |
| 9:57.56 | (1:01.18) | 10:58.20 | (1:00.64) |
| 12:01.21 | (1:03.01) | 14:04.47 | (2:03.26) |
| 15:06.18 | (1:01.71) | 16:08.99 | (1:02.81) |
| 17:14.50 | (1:05.51) | 18:17.01 | (1:02.51) |
| 19:17.97 | (1:00.96) | 20:18.67 | (1:00.70) |