| Australia (1) |
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| Tomljanovic, Ajla |
| | Bielorussia (3) |
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| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Canada (2) |
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| Andreescu, Bianca | | Fernandez, Leylah |
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| Colombia (1) |
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| Osorio, Camila |
| | | Repubblica Ceca (3) |
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| Martincova, Tereza | | Muchova, Karolina | | Pliskova, Karolina |
| | Danimarca (1) |
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| Tauson, Clara |
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| Estonia (1) |
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| Kontaveit, Anett |
| | | Germania (1) |
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| Kerber, Angelique |
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| Italia (5) |
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| Bronzetti, Lucia | | Cocciaretto, Elisabetta | | Giorgi, Camila | | Paolini, Jasmine | | Trevisan, Martina |
| | | Kazakistan (2) |
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| Ostapenko, Jelena |
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| Cirstea, Sorana | | Halep, Simona | | Ruse, Elena-Gabriela |
| | Russia (6) |
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| Alexandrova, Ekaterina | | Avanesyan, Elina | | Kasatkina, Daria | | Kudermetova, Veronika | | Pavlyuchenkova, Anastasia | | Samsonova, Liudmila |
| | Slovenia (2) |
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| Juvan, Kaja | | Zidansek, Tamara |
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| Spagna (4) |
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| Badosa, Paula | | Muguruza, Garbiñe | | Parrizas Diaz, Nuria | | Sorribes Tormo, Sara |
| | Svizzera (3) |
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| Bencic, Belinda | | Golubic, Viktorija | | Teichmann, Jil |
| | | Ucraina (2) |
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| Kalinina, Anhelina | | Kostyuk, Marta |
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| Regno Unito (1) |
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| Raducanu, Emma |
| | Stati Uniti (10) |
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| Anisimova, Amanda | | Brengle, Madison | | Collins, Danielle | | Davis, Lauren | | Gauff, Coco | | Keys, Madison | | Pegula, Jessica | | Riske, Alison | | Rogers, Shelby | | Stephens, Sloane |
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