AMERİKADA EN ÇOK SİNGLE SATAN İLK 3 KİŞİ :
1. Rihanna : 100 M
2. Taylor Swift : 88 M
3. Katy Perry : 79 M
SİNGLE SAYILARINA GÖRE SATIŞ ORTALAMALARI :
Rihanna : 58 single Ortalama 1,72M
Taylor Swift : 34 Single Ortalama 2.58M
Katy Perry : 17 Single Ortalama 4.64M
