Rank	Countries/Territories	Count	Percent
1	United States	408	36.5%
2	China	281	25.1%
3	Germany	87	7.8%
4	United Kingdom	62	5.5%
5	India	44	3.9%
6	Iran, Islamic Republic of	28	2.5%
7	Japan	22	2%
8	Canada	17	1.5%
9	Australia	15	1.3%
10	France	12	1.1%
11	Italy	12	1.1%
12	Korea, Republic of	11	1%
13	Brazil	9	0.8%
14	Poland	9	0.8%
15	Singapore	8	0.7%
16	Cyprus	8	0.7%
17	Hong Kong	6	0.5%
18	Armenia	6	0.5%
19	Netherlands	6	0.5%
20	Israel	5	0.4%
21	Czech Republic	5	0.4%
22	Sweden	5	0.4%
23	Portugal	4	0.4%
24	Serbia	4	0.4%
25	Austria	4	0.4%
26	Ireland	3	0.3%
27	Indonesia	3	0.3%
28	Romania	3	0.3%
29	Russia	2	0.2%
30	Saudi Arabia	2	0.2%
31	Turkey	2	0.2%
32	Norway	2	0.2%
33	Pakistan	2	0.2%
34	Lithuania	2	0.2%
35	Belgium	2	0.2%
36	Argentina	2	0.2%
37	Bulgaria	2	0.2%
38	Denmark	2	0.2%
39	Hungary	2	0.2%
40	Guatemala	1	0.1%
41	Egypt	1	0.1%
42	Albania	1	0.1%
43	Mexico	1	0.1%
44	Latvia	1	0.1%
45	New Zealand	1	0.1%
46	Iraq	1	0.1%
47	Taiwan	1	0.1%
48	Thailand	1	0.1%
49	Spain	1	0.1%