| Australia (1) |
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| Tomljanovic, Ajla |
| | Bielorussia (2) |
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| Azarenka, Victoria | | Sabalenka, Aryna |
| | Belgio (3) |
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| Flipkens, Kirsten | | Mertens, Elise | | Uytvanck, Alison Van |
| | Canada (1) |
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| Fernandez, Leylah |
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| | | Repubblica Ceca (6) |
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| Bouzkova, Marie | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Siniakova, Katerina | | Vondrousova, Marketa |
| | Estonia (1) |
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| Kontaveit, Anett |
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| Francia (4) |
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| Cornet, Alizé | | Dodin, Oceane | | Garcia, Caroline | | Mladenovic, Kristina |
| | Germania (1) |
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| Siegemund, Laura |
| | |
| Kazakistan (2) |
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| Putintseva, Yulia | | Rybakina, Elena |
| | Lettonia (1) |
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| Sevastova, Anastasija |
| | | Polonia (2) |
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| Linette, Magda | | Swiatek, Iga |
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| Russia (5) |
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| Alexandrova, Ekaterina | | Kalinskaya, Anna | | Kasatkina, Daria | | Kudermetova, Veronika | | Zvonareva, Vera |
| | Svezia (1) |
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| Peterson, Rebecca |
| | Svizzera (1) |
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| Teichmann, Jil |
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| Ucraina (1) |
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| Yastremska, Dayana |
| | Regno Unito (2) |
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| Konta, Johanna | | Watson, Heather |
| | Stati Uniti (16) |
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| Anisimova, Amanda | | Bellis, CiCi | | Brady, Jennifer | | Collins, Danielle | | Gauff, Coco | | Kenin, Sofia | | Keys, Madison | | Li, Ann | | McHale, Christina | | McNally, Caty | | Pegula, Jessica | | Pera, Bernarda | | Riske, Alison | | Stephens, Sloane | | Williams, Serena | | Williams, Venus |
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