FACTBOX-Five facts about the Grammy Awards

LOS ANGELES (Reuters) - Following are five key facts about the Grammy Awards, the music industry's top honours, for which nominations were unveiled on Thursday.

* Winners will be announced in 110 categories during ceremonies in Los Angeles on February 10.

* Voted on by 12,000 music industry professionals who belong to the National Academy of Recording Arts & Sciences.

* The three biggest Grammy winners of all time are late Hungarian-born conductor Georg Solti (31), producer-composer Quincy Jones (27) and French composer Pierre Boulez (26).

* Rising quickly up the ranks are Stevie Wonder (25), Irish rock band U2 (22), bluegrass musician Alison Krauss (20) and veteran country singer Vince Gill (18).

* Among the most influential recording acts still waiting for a win: AC/DC, Neil Young and The Who.

Reuters/Nielsen