Rank	Countries/Territories	Count	Percent
1	China	348	38.9%
2	United States	265	29.6%
3	Germany	39	4.4%
4	Czech Republic	28	3.1%
5	Japan	25	2.8%
6	United Kingdom	17	1.9%
7	Korea, Republic of	15	1.7%
8	Viet Nam	12	1.3%
9	Singapore	12	1.3%
10	Switzerland	12	1.3%
11	Canada	11	1.2%
12	India	11	1.2%
13	Turkey	10	1.1%
14	Netherlands	10	1.1%
15	Brazil	8	0.9%
16	Australia	7	0.8%
17	Iran, Islamic Republic of	7	0.8%
18	Ireland	7	0.8%
19	Cyprus	6	0.7%
20	Italy	5	0.6%
21	Indonesia	5	0.6%
22	France	4	0.4%
23	Romania	4	0.4%
24	Spain	4	0.4%
25	Portugal	3	0.3%
26	Pakistan	3	0.3%
27	Hong Kong	3	0.3%
28	Iraq	2	0.2%
29	Norway	2	0.2%
30	Taiwan	2	0.2%
31	Ukraine	2	0.2%
32	Sweden	1	0.1%
33	Mauritius	1	0.1%
34	Philippines	1	0.1%
35	Poland	1	0.1%
36	Bangladesh	1	0.1%
37	Belgium	1	0.1%