| Argentína (4) |
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| Berlocq, Carlos | | Delbonis, Federico | | Olivo, Renzo | | Schwartzman, Diego |
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| Tomic, Bernard |
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| Thiem, Dominic |
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| Darcis, Steve | | Goffin, David |
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| Dzumhur, Damir |
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| Berdych, Tomas | | Vesely, Jiri |
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| Chardy, Jeremy | | Herbert, Pierre-Hugues | | Mahut, Nicolas | | Mannarino, Adrian | | Paire, Benoit | | Pouille, Lucas | | Simon, Gilles | | Tsonga, Jo-Wilfried |
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| Basilashvili, Nikoloz |
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| Fognini, Fabio | | Lorenzi, Paolo | | Seppi, Andreas |
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| Muller, Gilles |
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| Sousa, Joao |
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| Khachanov, Karen | | Kuznetsov, Andrey | | Medvedev, Daniil |
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| Klizan, Martin |
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| Almagro, Nicolas | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Garcia-Lopez, Guillermo | | Granollers, Marcel | | Lopez, Feliciano | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Robredo, Tommy |
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| Wawrinka, Stan |
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| Edmund, Kyle | | Evans, Daniel | | Murray, Andy |
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