| Austria (1) |
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| Thiem, Dominic |
| | | Canadá (1) |
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| Pospisil, Vasek |
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| Baghdatis, Marcos |
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| Zverev, Alexander |
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| Gulbis, Ernests |
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| Muller, Gilles |
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| Djokovic, Novak |
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| Stakhovsky, Sergiy |
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| Murray, Andy | | Ward, James |
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| Istomin, Denis |
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