Rank	Countries/Territories	Count	Percent
1	China	414	30.4%
2	United States	411	30.2%
3	Germany	240	17.6%
4	France	40	2.9%
5	India	28	2.1%
6	Russia	26	1.9%
7	Canada	24	1.8%
8	Latvia	16	1.2%
9	Israel	15	1.1%
10	Australia	15	1.1%
11	Netherlands	14	1%
12	Japan	12	0.9%
13	Korea, Republic of	11	0.8%
14	United Kingdom	11	0.8%
15	Switzerland	10	0.7%
16	Hong Kong	9	0.7%
17	Argentina	7	0.5%
18	Senegal	7	0.5%
19	Italy	7	0.5%
20	Singapore	6	0.4%
21	Greece	5	0.4%
22	Romania	5	0.4%
23	Ireland	4	0.3%
24	Egypt	4	0.3%
25	Taiwan	3	0.2%
26	Spain	2	0.1%
27	Iran, Islamic Republic of	2	0.1%
28	Bangladesh	2	0.1%
29	Cyprus	2	0.1%
30	Czech Republic	2	0.1%
31	Denmark	1	0.1%
32	Brazil	1	0.1%
33	Bulgaria	1	0.1%
34	Georgia	1	0.1%
35	Malaysia	1	0.1%
36	Mongolia	1	0.1%
37	Thailand	1	0.1%
38	Ukraine	1	0.1%