Rank	Countries/Territories	Count	Percent
1	United States	525	34.2%
2	China	293	19.1%
3	Germany	132	8.6%
4	Iran, Islamic Republic of	80	5.2%
5	Russia	73	4.8%
6	India	50	3.3%
7	Viet Nam	37	2.4%
8	France	27	1.8%
9	Japan	24	1.6%
10	Korea, Republic of	23	1.5%
11	Indonesia	23	1.5%
12	Netherlands	19	1.2%
13	Pakistan	16	1%
14	Thailand	16	1%
15	United Kingdom	12	0.8%
16	Canada	12	0.8%
17	Romania	11	0.7%
18	Chile	10	0.7%
19	Ethiopia	10	0.7%
20	Egypt	9	0.6%
21	Venezuela, Bolivarian Republic of	9	0.6%
22	Mexico	8	0.5%
23	Cyprus	8	0.5%
24	Algeria	7	0.5%
25	Slovenia	7	0.5%
26	Taiwan	7	0.5%
27	Senegal	6	0.4%
28	South Africa	6	0.4%
29	Spain	6	0.4%
30	Turkey	5	0.3%
31	Denmark	5	0.3%
32	Ireland	5	0.3%
33	Philippines	4	0.3%
34	Lithuania	4	0.3%
35	Malaysia	4	0.3%
36	Poland	3	0.2%
37	Colombia	3	0.2%
38	Argentina	3	0.2%
39	Brazil	3	0.2%
40	Singapore	3	0.2%
41	Sweden	2	0.1%
42	Switzerland	2	0.1%
43	Norway	2	0.1%
44	Saudi Arabia	2	0.1%
45	Afghanistan	2	0.1%
46	Australia	2	0.1%
47	Bangladesh	2	0.1%
48	Botswana	2	0.1%
49	Ecuador	2	0.1%
50	Portugal	2	0.1%
51	Israel	2	0.1%
52	New Zealand	1	0.1%
53	Hong Kong	1	0.1%
54	Finland	1	0.1%