Edit:
First-week sales (Hanteo) and total sales (Circle) for their albums released this year:
Yuqi: 550,170 / 650,468
Rosé: 444,648/ 480,000
Nayeon: 376,825/ 459,556
Irene: 336,805/ 340,000
Tzuyu: 331,698/ 426,806
IU: 229,019/ 380,368
Wendy: 120,000/ 157,055
Honestly, I never thought this day would come—that a female soloist from a 4th-gen group could outsell her seniors. Just saying, I'm really proud of her.