From a total of 25,316 kills with 14,490 headshots

Rank	Weapon	Modifier	Kills	%	Ratio	Headshots	%	Ratio	HS:K
1		1.00	7,474	29.52%		4,842	33.42%		0.65
2		1.00	4,710	18.60%		2,500	17.25%		0.53
3		1.10	2,559	10.11%		1,758	12.13%		0.69
4		2.00	2,134	8.43%		1,262	8.71%		0.59
5		1.20	1,313	5.19%		950	6.56%		0.72
6		1.20	1,099	4.34%		559	3.86%		0.51
7		1.00	995	3.93%		223	1.54%		0.22
8		1.20	556	2.20%		315	2.17%		0.57
9		1.50	553	2.18%		280	1.93%		0.51
10		1.10	369	1.46%		140	0.97%		0.38
11		1.40	360	1.42%		218	1.50%		0.61
12		1.80	342	1.35%		0	0.00%		0.00
13		1.20	304	1.20%		75	0.52%		0.25
14		1.40	272	1.07%		174	1.20%		0.64
15		1.20	246	0.97%		123	0.85%		0.50
16		1.00	241	0.95%		147	1.01%		0.61
17		1.00	231	0.91%		121	0.84%		0.52
18		1.00	224	0.88%		121	0.84%		0.54
19		1.50	215	0.85%		131	0.90%		0.61
20		1.50	209	0.83%		116	0.80%		0.56
21		1.40	197	0.78%		107	0.74%		0.54
22		1.50	179	0.71%		103	0.71%		0.58
23		1.10	169	0.67%		90	0.62%		0.53
24		1.20	154	0.61%		77	0.53%		0.50
25		0.80	118	0.47%		35	0.24%		0.30
26		0.80	93	0.37%		23	0.16%		0.25