| Time (min) | % A | % B |
| 0 | 97 | 3 |
| 38 | 75 | 25 |
| 43 | 68 | 32 |
| 45 | 20 | 80 |
| 45.5 | 10 | 90 |
| 48 | 10 | 90 |
| 49 | 97 | 3 |
| 57 | 97 | 3 |
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