on db/re/refine.txt
// Level 1 weapons
1,200,8,300,100:0,100:0,100:0,100:0,100:0,100:0,100:0,60:0,40:0,20:0,18:0,18:0,18:0,18:0,18:0,17:300,17:300,17:300,15:300,15:300
// Level 2 weapons
2,300,7,500,100:0,100:0,100:0,100:0,100:0,100:0,60:0,40:0,20:0,20:0,18:0,18:0,18:0,18:0,18:0,17:600,17:600,17:600,15:600,15:600
// Level 3 weapons
3,500,6,800,100:0,100:0,100:0,100:0,100:0,60:0,50:0,20:0,20:0,20:0,18:0,18:0,18:0,18:0,18:0,17:900,17:900,17:900,15:900,15:900
// Level 4 weapons
4,700,5,1400,100:0,100:0,100:0,100:0,60:0,40:0,40:0,20:0,20:0,10:0,8:0,8:0,8:0,8:0,8:0,7:1200,7:1200,7:1200,5:1200,5:1200
on bold text for +11 and above..