
The average male Facebook user with 120 friends:
- Leaves comments on 7 friends’ photos, status updates, or wall
- Messages or chats with 4 friends
The average female Facebook user with 120 friends:
- Leaves comments on 10 friends’ photos, status updates, or wall
- Messages or chats with 6 friends
The average male Facebook user with 500 friends:
- Leaves comments on 17 friends’ photos, status updates, or wall
- Messages or chats with 10 friends
The average female Facebook user with 500 friends:
- Leaves comments on 26 friends’ photos, status updates, or wall
- Messages or chats with 16 friends
Read more here.

Trackbacks/Pingbacks
[...] on Facebook” (via Inside Facebook via ICT4Peace) – On a related note, this is a glimpse at the social dynamics on FB; I wish there was more data [...]
[...] may be sociological limits for activism in and through Facebook, and it is debatable whether Facebook actually engenders meaningful [...]