I meant that when I look at the weapons details for, let's say the M416, I can see the Extended Weapon Information, Bullet Damage per Bullet and the Weapon Accuracy Data of the weapon. When I look at the pistols, I don't have that kind of stats about it, with the exception of the 1911.
M416 Stat page :
http://i.imgur.com/kG8u1.jpg
MP443 Stat page :
http://i.imgur.com/oBnEg.png