From a total of 1,134 kills with 178 headshots

Rank	Weapon	Modifier	Kills	%	Ratio	Headshots	%	Ratio	HS:K
1		1.00	188	16.58%		29	16.29%		0.15
2		1.00	172	15.17%		19	10.67%		0.11
3		1.00	162	14.29%		26	14.61%		0.16
4		1.00	100	8.82%		16	8.99%		0.16
5		1.00	91	8.02%		20	11.24%		0.22
6		1.00	67	5.91%		12	6.74%		0.18
7		1.00	66	5.82%		10	5.62%		0.15
8		1.00	57	5.03%		6	3.37%		0.11
9		1.00	44	3.88%		8	4.49%		0.18
10		1.00	40	3.53%		6	3.37%		0.15
11		1.00	38	3.35%		10	5.62%		0.26
12		1.00	32	2.82%		3	1.69%		0.09
13		1.00	31	2.73%		2	1.12%		0.06
14		1.00	19	1.68%		6	3.37%		0.32
15		1.00	11	0.97%		3	1.69%		0.27
16		1.00	7	0.62%		0	0.00%		0.00
17		1.00	6	0.53%		1	0.56%		0.17
18		1.00	2	0.18%		1	0.56%		0.50
19		1.00	1	0.09%		0	0.00%		0.00