Rank	Countries/Territories	Count	Percent
1	United States	590	32.7%
2	China	371	20.6%
3	Germany	148	8.2%
4	Iran, Islamic Republic of	86	4.8%
5	Russia	77	4.3%
6	Ireland	52	2.9%
7	India	50	2.8%
8	Viet Nam	38	2.1%
9	Korea, Republic of	31	1.7%
10	France	29	1.6%
11	Japan	24	1.3%
12	Indonesia	24	1.3%
13	Netherlands	22	1.2%
14	Pakistan	16	0.9%
15	Thailand	16	0.9%
16	Romania	15	0.8%
17	United Kingdom	12	0.7%
18	Canada	12	0.7%
19	Venezuela, Bolivarian Republic of	11	0.6%
20	Taiwan	10	0.6%
21	Chile	10	0.6%
22	Ethiopia	10	0.6%
23	Egypt	9	0.5%
24	Denmark	9	0.5%
25	Poland	9	0.5%
26	Cyprus	8	0.4%
27	Mexico	8	0.4%
28	Algeria	7	0.4%
29	Slovenia	7	0.4%
30	South Africa	6	0.3%
31	Spain	6	0.3%
32	Senegal	6	0.3%
33	Brazil	6	0.3%
34	Colombia	6	0.3%
35	Turkey	5	0.3%
36	Philippines	4	0.2%
37	Bangladesh	4	0.2%
38	Namibia	4	0.2%
39	Lithuania	4	0.2%
40	Malaysia	4	0.2%
41	Hong Kong	3	0.2%
42	Israel	3	0.2%
43	Argentina	3	0.2%
44	Singapore	3	0.2%
45	Sweden	2	0.1%
46	Switzerland	2	0.1%
47	Portugal	2	0.1%
48	Norway	2	0.1%
49	Saudi Arabia	2	0.1%
50	Australia	2	0.1%
51	Botswana	2	0.1%
52	Afghanistan	2	0.1%
53	Ecuador	2	0.1%
54	Finland	2	0.1%
55	Latvia	2	0.1%
56	New Zealand	1	0.1%
57	United Arab Emirates	1	0.1%