Update 1.01
changed 3 things
-Raiding to 3 and horse archery to 6
-New Wpf List
-Armour Wpf decreasing link to Vargas
Changed Point 5.  
5. 
Skill PointsSkill Point 
(Strenght Skills  can be raised every 3 Strenght Points)Ironflesh: Increases health by 2 hitpoints per skill level.   
Power Strike:   Increases damage by 8% per skill level.
Power Draw: Increases the damage done by Bow weapons by 8% per level.
Power Throw: Increases the damage done by Thrown weapons by 8% per level.
Skill Points
 (Agility skills can be raised every 3 agility Points, only Horsearchery every 6)Under Point 6
.......
to be good with a weapon you should invest at least 100 points into its corresponding proficiency. 
From 2-50     it Costs to Raise 1 Point, 1 WPP 
From 51-71    it Costs to Raise 1 Point 2 Wpp  
From 72-87  it Costs to Raise 1 Point 3 Wpp  
From 88-100 it Costs to Raise 1 Point 4 Wpp 
All-in-all, you need 191 Weapon points to raise 1 proficiency to 100
With Weapon mastery 7 and Level 31 You raise 2 proficiencies to 140,  or 1 Style to about 180
Complete Wpf raising List from Gafferjack (Big Thx)
http://forum.c-rpg.net/index.php/topic,795.0.html.....
and under point 6
.......
Where total weight is the amount of WPP decreased.
Important: Here is a perfect Link from Vargas, to calculate Armour and Wpf decrease: 
http://infinitum.dyndns.org/crpg/calc.htm.....