From a total of 391 kills with 213 headshots

Rank	Weapon	Modifier	Kills	%	Ratio	Headshots	%	Ratio	HS:K
1		1.00	185	47.31%		114	53.52%		0.62
2		1.00	62	15.86%		28	13.15%		0.45
3		1.20	37	9.46%		29	13.62%		0.78
4		1.00	23	5.88%		7	3.29%		0.30
5		1.10	18	4.60%		8	3.76%		0.44
6		1.20	9	2.30%		5	2.35%		0.56
7		1.20	9	2.30%		4	1.88%		0.44
8		1.10	7	1.79%		3	1.41%		0.43
9		2.00	7	1.79%		0	0.00%		0.00
10		1.50	6	1.53%		3	1.41%		0.50
11		1.10	5	1.28%		3	1.41%		0.60
12		1.00	4	1.02%		0	0.00%		0.00
13		1.40	4	1.02%		3	1.41%		0.75
14		1.20	4	1.02%		2	0.94%		0.50
15		1.50	3	0.77%		1	0.47%		0.33
16		1.40	3	0.77%		2	0.94%		0.67
17		1.00	2	0.51%		0	0.00%		0.00
18		1.20	2	0.51%		1	0.47%		0.50
19		1.20	1	0.26%		0	0.00%		0.00