Young country singer Taylor Swift [ tickets ]'s sophomore album, "Fearless," sold 592,000 copies during its first week in stores, marking the best sales week for a country album since last November, when the Eagles [ tickets ]' "Long Road Out of Eden" moved more than 700,000 copies.

The 18-year-old Swift beat out another youngster on The Billboard 200 chart; "American Idol" runner-up David Archuleta [ tickets ] checks in at No. 2 with his self-titled debut, which sold 183,000 copies. Billboard bases its flagship album chart on Nielsen SoundScan retail reports.

The 29th edition of the "Now That's What I Call Music" hits-compilation series enters the chart at No. 3 thanks to 172,000 copies sold, while T-Pain [ tickets ]'s "Th33 Ringz" moved 167,000 copies and debuts at No. 4, according to Billboard.

The "Twilight" soundtrack, last week's No. 1 album, sold 107,000 copies during its second week out and falls to No. 5.

Rounding out the Top 10 are AC/DC's "Black Ice" at No. 6, the " High School Musical [ tickets ] 3" soundtrack at No. 7, Enya [ tickets ]'s "And Winter Came" at No. 8, Christina Aguilera [ tickets ]'s Target-exclusive best-of set "Keeps Gettin' Better at No. 9 and T.I. [ tickets ]'s "Paper Trail" at No. 10.