| Аргентина (3) |
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| Kicker, Nicolas | | Pella, Guido | | Zeballos, Horacio |
| | Австралия (2) |
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| Kyrgios, Nick | | Thompson, Jordan |
| | Хорватия (1) |
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| Karlovic, Ivo |
| | Германия (1) |
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| Brown, Dustin |
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| Япония (2) |
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| Daniel, Taro | | Nishioka, Yoshihito |
| | Мексика (1) |
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| Escobedo, Ernesto |
| | Сербия (1) |
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| Kecmanovic, Miomir |
| |
| Испания (1) |
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| Verdasco, Fernando |
| | Швейцария (1) |
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| Laaksonen, Henri |
| | Соединенные Штаты (14) |
|---|
| Fratangelo, Bjorn | | Fritz, Taylor | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Kozlov, Stefan | | Kudla, Denis | | McDonald, Mackenzie | | Querrey, Sam | | Sandgren, Tennys | | Smyczek, Tim | | Sock, Jack | | Tiafoe, Frances | | Young, Donald |
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