During yesterday’s appearance on the Oprah Winfrey Show, when asked who he thought the front-runners in the competition currently were, Simon Cowell said that while he believes David Archuleta is the front-runner, don’t rule out Brooke White, David Cook and Jason Castro. He thinks any one of these contestants could win.
Astute peeps in comments pointed to the fact that those very contestants occupy the top spots on iTunes. There is no official ranking. TPTB and iTunes are withholding sales information during the competition.
However, if you do a search on American Idol Performance and then sort them by Popularity, you can see how the Idols roughly stack up against each other. Do a search on American Idol, and pick out the relevant items. Carly Smithson and Michael Johns, early favorites, appear to have fallen closer to the middle of the pack. So much for plants.
ETA: Thanks for setting me straight, comments peeps! Tricksey, TPTB!!! Here is a crudely put together look at the Top 10: