>It doesn't matter why. Just pick one from each group:
>
>More than 250m albums sold:

>Michael Jackson

>
>200 to 250m albums sold:
>
>Queen

>
>120 to 200m albums sold:
>

>Eminem

>
>100 to 100m albums sold:
>
>Prince

>
>80 to 100m albums sold:
>
>The Doors

>
>75 to 80m albums sold:
>
>Tupac Shakur