| Australien (2) |
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| Kyrgios, Nick | | Popyrin, Alexei |
| | Hviderusland (1) |
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| Sasnovich, Aliaksandra |
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| Uytvanck, Alison Van |
| | Canada (1) |
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| Andreescu, Bianca |
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| | Tjekkiet (3) |
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| Krejcikova, Barbora | | Muchova, Karolina | | Vondrousova, Marketa |
| | | Estland (1) |
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| Kontaveit, Anett |
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| Frankrig (4) |
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| Chardy, Jeremy | | Cornet, Alizé | | Humbert, Ugo | | Mannarino, Adrian |
| | Tyskland (1) |
|---|
| Struff, Jan-Lennard |
| | Italien (1) |
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| Musetti, Lorenzo |
| |
| | Polen (2) |
|---|
| Hurkacz, Hubert | | Linette, Magda |
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| Carreno Busta, Pablo |
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| Schweizisk (1) |
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| Federer, Roger |
| | Ukraine (2) |
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| Kostyuk, Marta | | Svitolina, Elina |
| | USA (5) |
|---|
| Anisimova, Amanda | | Fritz, Taylor | | Nakashima, Brandon | | Querrey, Sam | | Williams, Serena |
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