in pve it's harder to snipe moving or charging enemies that take multiple head shots. so if you're a mainly pve player your headshot percentage may be pretty low
						English
						- 
   
	PvE kills aren't taken into consideration for headshot %
 - 
   
	how do you check just pvp
 - 
   
	http://destinytracker.com/destiny/crucible/xbox/AssassinDoctor1 It's at the bottom of this page.