The sales are gathered by actual chart analysts with complete knowledge and proof.People who actually measure the correct shipments and tabulate them over the years.Carey is the youngest in the top 5.

1. Madonna - 300m (USA - 65m)
2. Celine Dion -217m (USA- 55.5m)
3. Mariah Carey- 203m(USA - 66m)
4. Barbra Streisand - 188m(USA- 83m)
5. Whitney Houston - 185-187m(USA - 55m)

End of.Houston's situation is worse than the other divas inspite of having soundtracks of films released under her name eventhough she'd contributed partially to them.