| Argentina (1) |
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| Podoroska, Nadia |
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| Aiava, Destanee | | Barty, Ashleigh | | Birrell, Kimberly | | Cabrera, Lizette | | Gavrilova, Daria | | Inglis, Maddison | | Rodionova, Arina | | Sharma, Astra | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Belarús (3) |
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| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Bélgica (5) |
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| Bonaventure, Ysaline | | Flipkens, Kirsten | | Mertens, Elise | | Minnen, Greet | | Uytvanck, Alison Van |
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| Bulgaria (1) |
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| Pironkova, Tsvetana |
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| Andreescu, Bianca | | Fernandez, Leylah | | Marino, Rebecca |
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| Wang, Qiang | | Wang, Yafan | | Zhang, Shuai | | Zheng, Saisai | | Zhu, Lin |
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| Martic, Petra | | Vekic, Donna |
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| República Checa (9) |
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| Bouzkova, Marie | | Krejcikova, Barbora | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Pliskova, Kristyna | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | | Estonia (2) |
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| Kanepi, Kaia | | Kontaveit, Anett |
| | Francia (7) |
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| Burel, Clara | | Cornet, Alizé | | Ferro, Fiona | | Garcia, Caroline | | Gracheva, Varvara | | Mladenovic, Kristina | | Paquet, Chloe |
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| Alemania (4) |
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| Barthel, Mona | | Kerber, Angelique | | Petkovic, Andrea | | Siegemund, Laura |
| | | | Italia (5) |
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| Japón (4) |
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| Doi, Misaki | | Hibi, Mayo | | Hibino, Nao | | Osaka, Naomi |
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| Kovinic, Danka |
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| Rus, Arantxa |
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| Serbia (2) |
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| Danilovic, Olga | | Stojanovic, Nina |
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| Peterson, Rebecca |
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| | Estados Unidos (16) |
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