Billboard has published a list of the top selling Christmas albums of the Soundscan era (1991-2011).

Three, Josh Groban's Noel, Celine Dion's These Are Special Times and Mariah Carey's Merry Christmas have gone five time platinum. The rest of the list includes such veterans as Mannheim Steamroller, Harry Connick, Jr. and the Vince Guaraldi Trio.

The top ten:

Noel - Josh Groban (5.28 million)
These Are Special Times - Celine Dion (5.17)
Merry Christmas - Mariah Carey (5.12)
A Fresh Aire Christmas - Mannheim Steamroller (3.61)
Christmas - Mannheim Steamroller (3.48)
Now That's What I Call Christmas! - Various Artists (3.39)
Christmas Eve & Other Stories - Trans-Siberian Orchestra (3.19)
When My Heart Finds Christmas - Harry Connick, Jr. (3.08)
A Charlie Brown Christmas - Vince Guaraldi Trio (3.01)
Home For Christmas - N'Sync (2.66)

As for a couple of other recent holiday albums by veteran artists, Enya's And Winter Came... currently has sales of 838,000 while Sting's If On a Winter's Night... has 613,000.