Rank	Countries/Territories	Count	Percent
1	China	304	37.2%
2	United States	222	27.2%
3	Germany	42	5.1%
4	Russia	27	3.3%
5	Japan	25	3.1%
6	Iran, Islamic Republic of	23	2.8%
7	Korea, Republic of	18	2.2%
8	Netherlands	17	2.1%
9	France	16	2%
10	Pakistan	14	1.7%
11	Canada	11	1.3%
12	Italy	9	1.1%
13	United Kingdom	9	1.1%
14	Ireland	8	1%
15	Romania	7	0.9%
16	Singapore	6	0.7%
17	Australia	6	0.7%
18	Cyprus	5	0.6%
19	India	5	0.6%
20	Indonesia	4	0.5%
21	Hong Kong	4	0.5%
22	Thailand	4	0.5%
23	Viet Nam	4	0.5%
24	Brazil	3	0.4%
25	Lithuania	3	0.4%
26	Norway	2	0.2%
27	Serbia	2	0.2%
28	Denmark	2	0.2%
29	Iraq	2	0.2%
30	Turkey	2	0.2%
31	Sri Lanka	2	0.2%
32	Georgia	1	0.1%
33	Ethiopia	1	0.1%
34	Argentina	1	0.1%
35	Slovakia	1	0.1%
36	Paraguay	1	0.1%
37	Portugal	1	0.1%
38	Israel	1	0.1%
39	Malaysia	1	0.1%
40	Mongolia	1	0.1%