Rank	Countries/Territories	Count	Percent
1	China	346	31.7%
2	United States	342	31.3%
3	Germany	138	12.6%
4	Korea, Republic of	59	5.4%
5	Switzerland	27	2.5%
6	Japan	24	2.2%
7	France	19	1.7%
8	Netherlands	18	1.6%
9	Canada	17	1.6%
10	Singapore	12	1.1%
11	India	10	0.9%
12	United Kingdom	9	0.8%
13	Mexico	9	0.8%
14	Russia	6	0.5%
15	Australia	6	0.5%
16	Sweden	5	0.5%
17	Taiwan	5	0.5%
18	Ireland	4	0.4%
19	Indonesia	3	0.3%
20	Belgium	3	0.3%
21	Cyprus	3	0.3%
22	Belarus	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Hungary	2	0.2%
25	Italy	2	0.2%
26	Thailand	2	0.2%
27	Spain	2	0.2%
28	Nigeria	2	0.2%
29	Romania	2	0.2%
30	Morocco	2	0.2%
31	Lithuania	1	0.1%
32	Malaysia	1	0.1%
33	Saudi Arabia	1	0.1%
34	Ukraine	1	0.1%
35	Bulgaria	1	0.1%
36	Argentina	1	0.1%
37	Venezuela, Bolivarian Republic of	1	0.1%
38	Viet Nam	1	0.1%