Rank	Countries/Territories	Count	Percent
1	China	266	38.1%
2	United States	188	26.9%
3	Germany	37	5.3%
4	Czech Republic	27	3.9%
5	Japan	21	3%
6	Korea, Republic of	15	2.1%
7	Viet Nam	12	1.7%
8	United Kingdom	12	1.7%
9	Switzerland	11	1.6%
10	Singapore	10	1.4%
11	Netherlands	9	1.3%
12	Canada	9	1.3%
13	Brazil	8	1.1%
14	Australia	7	1%
15	Iran, Islamic Republic of	7	1%
16	Ireland	7	1%
17	India	6	0.9%
18	Cyprus	6	0.9%
19	Italy	5	0.7%
20	Spain	4	0.6%
21	Romania	4	0.6%
22	France	4	0.6%
23	Portugal	3	0.4%
24	Pakistan	3	0.4%
25	Taiwan	2	0.3%
26	Turkey	2	0.3%
27	Ukraine	2	0.3%
28	Iraq	2	0.3%
29	Hong Kong	2	0.3%
30	Norway	2	0.3%
31	Bangladesh	1	0.1%
32	Belgium	1	0.1%
33	Philippines	1	0.1%
34	Poland	1	0.1%
35	Sweden	1	0.1%