Statistics

Stats is a future system that will get added to Minecraft. Notch talked about stats (along with Achievements) on his March 18th Blog Post.

Stats on the Minecraft.net Profiles
Notch also commented that the plan is to show achievements and stats on the profiles of the Minecraft.net site.

Stats Found in the Raw Files
Times Played

Worlds Played

Saves Loaded

Multiplayer Joins

Games Quit

Minutes Played

Distance Walked

Distance Fallen

Distance Swum

Distance Flown

Jumps

Distance Dove

Items Dropped

s Mined

s Crafted

s Used

s Depleted