Rank	Countries/Territories	Count	Percent
1	United States	300	30.5%
2	China	192	19.5%
3	Germany	68	6.9%
4	India	60	6.1%
5	United Kingdom	33	3.4%
6	Belgium	32	3.3%
7	Japan	24	2.4%
8	Singapore	19	1.9%
9	Iraq	17	1.7%
10	Ireland	16	1.6%
11	Netherlands	16	1.6%
12	Yemen	16	1.6%
13	Canada	14	1.4%
14	South Africa	13	1.3%
15	Korea, Republic of	11	1.1%
16	Taiwan	10	1%
17	Egypt	9	0.9%
18	Ethiopia	8	0.8%
19	Tanzania, United Republic of	8	0.8%
20	Saudi Arabia	7	0.7%
21	Philippines	7	0.7%
22	France	7	0.7%
23	Australia	7	0.7%
24	Cyprus	6	0.6%
25	Nigeria	6	0.6%
26	Poland	6	0.6%
27	Romania	6	0.6%
28	Russia	4	0.4%
29	Iran, Islamic Republic of	4	0.4%
30	Thailand	4	0.4%
31	Turkey	4	0.4%
32	Mexico	4	0.4%
33	Pakistan	3	0.3%
34	Bulgaria	3	0.3%
35	Slovakia	3	0.3%
36	United Arab Emirates	3	0.3%
37	Sweden	3	0.3%
38	Switzerland	3	0.3%
39	Ukraine	2	0.2%
40	Spain	2	0.2%
41	Burundi	2	0.2%
42	Afghanistan	2	0.2%
43	Finland	2	0.2%
44	Bahrain	2	0.2%
45	Hong Kong	2	0.2%
46	Mongolia	2	0.2%
47	Peru	1	0.1%
48	Norway	1	0.1%
49	Oman	1	0.1%
50	Libya	1	0.1%
51	Jordan	1	0.1%
52	Indonesia	1	0.1%
53	Antigua and Barbuda	1	0.1%
54	Austria	1	0.1%
55	Chile	1	0.1%
56	Sri Lanka	1	0.1%
57	Sudan	1	0.1%
58	South Sudan	1	0.1%