As of April 2012, the album has sold 307,000 retail copies in the US.
Except in those cases where one buys a full retail copy of the O/S themselves.
They wouldn't be surprised to hear that the Sims series has sold more than 140 million retail copies since its introduction 11 years ago.
It was available only with the purchase of retail copies rather than subscription issues.
Take Two has reported that over 3.7 million retail copies have shipped within the first two months of the game's release.
However, customers who purchased the game through Triton will receive a retail copy.
About 1.4 million retail copies of Episode One were sold by 2008.
Besides offering a full retail copy of their product, they offer a "light" version which is still fairly full featured.
The retail copy of the album uses a complete black jewel case, without any logos, text or labels.
Halo 3s final retail copy was leaked online over a week before its official release.