| Weißrussland (1) |
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| Azarenka, Victoria |
| | Belgien (1) |
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| Mertens, Elise |
| | Brasilien (1) |
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| Haddad Maia, Beatriz |
| | Bulgarien (1) |
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| Tomova, Viktoriya |
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| Kanada (2) |
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| Fernandez, Leylah | | Marino, Rebecca |
| | China (2) |
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| Zhang, Shuai | | Zheng, Qinwen |
| | Tschechien (5) |
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| Bouzkova, Marie | | Krejcikova, Barbora | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina |
| | Frankreich (1) |
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| Garcia, Caroline |
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| Griechenland (1) |
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| Sakkari, Maria |
| | Italien (1) |
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| Trevisan, Martina |
| | Lettland (1) |
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| Ostapenko, Jelena |
| |
| Rumänien (1) |
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| Ruse, Elena-Gabriela |
| | Russland (4) |
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| Alexandrova, Ekaterina | | Kasatkina, Daria | | Kudermetova, Veronika | | Samsonova, Liudmila |
| | | Schweiz (1) |
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| Bencic, Belinda |
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| | Vereinigte Staaten (6) |
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| Brengle, Madison | | Collins, Danielle | | Gauff, Coco | | Kenin, Sofia | | Keys, Madison | | Pegula, Jessica |
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