| Argentinien (8) |
|---|
| Bagnis, Facundo | | Del Potro, Juan Martin | | Delbonis, Federico | | Monaco, Juan | | Olivo, Renzo | | Pella, Guido | | Schwartzman, Diego | | Zeballos, Horacio |
| | Australien (3) |
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| Kyrgios, Nick | | Thompson, Jordan | | Tomic, Bernard |
| | Österreich (1) |
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| Thiem, Dominic |
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| | Bosnien und Herzegowina (1) |
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| Dzumhur, Damir |
| | Brasilien (2) |
|---|
| Bellucci, Thomaz | | Monteiro, Thiago |
| | Bulgarien (1) |
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| Dimitrov, Grigor |
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| Kanada (1) |
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| Pospisil, Vasek |
| | Kolumbien (1) |
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| Giraldo, Santiago |
| | Kroatien (3) |
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| Cilic, Marin | | Coric, Borna | | Karlovic, Ivo |
| | Tschechien (2) |
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| Berdych, Tomas | | Vesely, Jiri |
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| Frankreich (10) |
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| Benneteau, Julien | | Chardy, Jeremy | | Herbert, Pierre-Hugues | | Mahut, Nicolas | | Mannarino, Adrian | | Monfils, Gael | | Paire, Benoit | | Pouille, Lucas | | Robert, Stephane | | Tsonga, Jo-Wilfried |
| | Georgien (1) |
|---|
| Basilashvili, Nikoloz |
| | Deutschland (6) |
|---|
| Brown, Dustin | | Gojowczyk, Peter | | Kohlschreiber, Philipp | | Struff, Jan-Lennard | | Zverev, Alexander | | Zverev, Mischa |
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| Italien (3) |
|---|
| Fognini, Fabio | | Gaio, Federico | | Lorenzi, Paolo |
| | Japan (2) |
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| Nishikori, Kei | | Nishioka, Yoshihito |
| | Kasachstan (1) |
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| Kukushkin, Mikhail |
| | Luxemburg (1) |
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| Muller, Gilles |
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| | Die Niederlande (1) |
|---|
| Haase, Robin |
| | Portugal (2) |
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| Elias, Gastao | | Sousa, Joao |
| | Rumänien (1) |
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| Copil, Marius |
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| Russland (6) |
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| Khachanov, Karen | | Kravchuk, Konstantin | | Kuznetsov, Andrey | | Medvedev, Daniil | | Tursunov, Dmitry | | Youzhny, Mikhail |
| | Serbien (3) |
|---|
| Djokovic, Novak | | Lajovic, Dusan | | Troicki, Viktor |
| | Slowakei (1) |
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| Klizan, Martin |
| | Südafrika (1) |
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| Anderson, Kevin |
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| Spanien (9) |
|---|
| Bautista Agut, Roberto | | Carreno Busta, Pablo | | Garcia-Lopez, Guillermo | | Granollers, Marcel | | Lopez, Feliciano | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Robredo, Tommy | | Verdasco, Fernando |
| | | Schweiz (3) |
|---|
| Federer, Roger | | Laaksonen, Henri | | Wawrinka, Stan |
| |
| Tunesien (1) |
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| Jaziri, Malek |
| | Ukraine (1) |
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| Dolgopolov, Alexandr |
| | Groß Britannien (3) |
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| Edmund, Kyle | | Evans, Daniel | | Murray, Andy |
| | Vereinigte Staaten (11) |
|---|
| Fratangelo, Bjorn | | Fritz, Taylor | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Kozlov, Stefan | | Opelka, Reilly | | Querrey, Sam | | Sock, Jack | | Tiafoe, Frances | | Young, Donald |
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