Rank	Countries/Territories	Count	Percent
1	China	431	33.8%
2	United States	325	25.5%
3	Japan	121	9.5%
4	Germany	83	6.5%
5	Canada	52	4.1%
6	India	42	3.3%
7	Iran, Islamic Republic of	37	2.9%
8	Korea, Republic of	27	2.1%
9	Netherlands	23	1.8%
10	Singapore	22	1.7%
11	France	13	1%
12	Ukraine	11	0.9%
13	Pakistan	9	0.7%
14	Russia	7	0.5%
15	Switzerland	7	0.5%
16	Czech Republic	7	0.5%
17	Spain	6	0.5%
18	United Kingdom	5	0.4%
19	Thailand	5	0.4%
20	Denmark	5	0.4%
21	Hong Kong	5	0.4%
22	Ireland	5	0.4%
23	Austria	3	0.2%
24	Cyprus	3	0.2%
25	Taiwan	3	0.2%
26	Romania	2	0.2%
27	Norway	2	0.2%
28	Egypt	2	0.2%
29	Iraq	2	0.2%
30	South Africa	2	0.2%
31	Viet Nam	1	0.1%
32	Italy	1	0.1%
33	Lithuania	1	0.1%
34	Greece	1	0.1%
35	Saudi Arabia	1	0.1%
36	Slovakia	1	0.1%
37	Sweden	1	0.1%
38	Uganda	1	0.1%