| 0. 0 | 28.19 | ||
| 28.75 | (0.56) | 58.70 | (29.95) |
| 59.86 | (1.16) | 1:29.81 | (29.95) |
| 1:31.84 | (2.03) | 2:01.47 | (29.63) |
| 2:04.50 | (3.03) | 2:33.50 | (29.00) |
| 2:37.60 | (4.10) | 3:06.18 | (28.58) |
| 3:11.27 | (5.09) | 3:38.54 | (27.27) |
| 3:45.33 | (6.79) | 4:11.71 | (26.38) |
| 4:19.36 | (7.65) | 4:45.34 | (25.98) |
| 4:53.26 | (7.92) | 5:18.48 | (25.22) |