Debuting at No. 1 on Billboard's 'Top Rap Albums Chart' this week is Rick Ross with his sophomore album Trilla.

Trilla, which features appearances from Jay-Z, Nelly & Lil Wayne, scanned 198,900 discs in its opening week.

Debuting at No. 2 is Snoop Dogg with his ninth album titled Ego Trippin'. The set shifts 136,900 units in its first week out.

Entering the charts at No. 3 is Fat Joe with Elephant In The Room.  The album, which features appearances from KRS One & Plies, bags up 46,200 units in its first week spin.

Webbie's Savage Life, which debuted at No. 1 last week, slips three spots to No. 4.  The set shelved off 18,400 discs this week, pushing its total to 119,900.

Posted at No. 5 is Chi-emcee Lupe Fiasco.  The Cool continues its steady grind as it shells out 15,200 discs this week.  After 14 weeks the album has sold a total of 407,700 copies.

Soulja Boy slips two steps to No. 6.  SouljaBoyTellem.com reels in 11,200 copies this week, pushing the album's total to 837,600.

Right behind him is Shawty Lo at No. 7.  10,600 folks picked up Units In The City this week, brining the album's total sales to 55,500.

Jay-Z continues to keep cash registers ringing as American Gangster hustles 8,400 copies this week.  The album's tally stands at 1,032,400.

Kanye West falls four slots to No. 9.  Graduation lugs in 8,400 units this week.  After 28 weeks, the set has sold a total of 2,049,000.

Wrapping up the Top 10 is Birdman. 5 Star Stunna cashed out 6,800 copies this week, bringing the album's total sales to 303,400.

A notable debut under the Top 10 this week is Del The Funky Homosapien with his latest album titled  Eleventh Hour. The set sells 5,900 copies in its opening week.