| Argentyna (3) |
|---|
| Londero, Juan Ignacio | | Pella, Guido | | Schwartzman, Diego |
| | Australia (2) |
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| De Minaur, Alex | | Millman, John |
| | Austria (1) |
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| Thiem, Dominic |
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| Kanada (3) |
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| Auger-Aliassime, Felix | | Pospisil, Vasek | | Shapovalov, Denis |
| | Chile (1) |
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| Garin, Christian |
| | Chiny (3) |
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| Li, Zhe | | Zhang, Ze | | Zhang, Zhizhen |
| | Chorwacja (2) |
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| Cilic, Marin | | Coric, Borna |
|
| Francja (6) |
|---|
| Chardy, Jeremy | | Gasquet, Richard | | Monfils, Gael | | Paire, Benoit | | Pouille, Lucas | | Simon, Gilles |
| | Gruzja (1) |
|---|
| Basilashvili, Nikoloz |
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|---|
| Struff, Jan-Lennard | | Zverev, Alexander |
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|---|
| Tsitsipas, Stefano |
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| Włochy (4) |
|---|
| Berrettini, Matteo | | Cecchinato, Marco | | Fognini, Fabio | | Sonego, Lorenzo |
| | Kazachstan (2) |
|---|
| Bublik, Alexander | | Kukushkin, Mikhail |
| | | Polska (1) |
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| Hurkacz, Hubert |
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| Portugalia (1) |
|---|
| Sousa, Joao |
| | Rosja (3) |
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| Khachanov, Karen | | Medvedev, Daniil | | Rublev, Andrey |
| | Serbia (4) |
|---|
| Djokovic, Novak | | Kecmanovic, Miomir | | Krajinovic, Filip | | Lajovic, Dusan |
| | Hiszpania (4) |
|---|
| Bautista Agut, Roberto | | Carreno Busta, Pablo | | Ramos-Vinolas, Albert | | Verdasco, Fernando |
|
| Switzerland (1) |
|---|
| Federer, Roger |
| | Zjednoczone Królestwo (3) |
|---|
| Edmund, Kyle | | Murray, Andy | | Norrie, Cameron |
| | Stany Zjednoczone (5) |
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| Fritz, Taylor | | Isner, John | | Opelka, Reilly | | Querrey, Sam | | Tiafoe, Frances |
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