Rank	Countries/Territories	Count	Percent
1	United States	302	35.1%
2	China	200	23.3%
3	Germany	86	10%
4	Japan	69	8%
5	Singapore	41	4.8%
6	India	20	2.3%
7	Iran, Islamic Republic of	16	1.9%
8	Canada	16	1.9%
9	United Kingdom	14	1.6%
10	Ireland	13	1.5%
11	Netherlands	11	1.3%
12	Hong Kong	9	1%
13	France	9	1%
14	Viet Nam	7	0.8%
15	Turkey	5	0.6%
16	Italy	5	0.6%
17	Korea, Republic of	5	0.6%
18	Spain	4	0.5%
19	Sweden	3	0.3%
20	South Africa	3	0.3%
21	Russia	3	0.3%
22	Croatia	3	0.3%
23	Cyprus	2	0.2%
24	Czech Republic	2	0.2%
25	Dominican Republic	2	0.2%
26	Australia	2	0.2%
27	Bangladesh	2	0.2%
28	Poland	2	0.2%
29	Norway	1	0.1%
30	Taiwan	1	0.1%
31	Latvia	1	0.1%
32	Nepal	1	0.1%