Rank	Countries/Territories	Count	Percent
1	United States	319	34.7%
2	China	228	24.8%
3	Germany	87	9.5%
4	Japan	69	7.5%
5	Singapore	42	4.6%
6	India	23	2.5%
7	Iran, Islamic Republic of	16	1.7%
8	Canada	16	1.7%
9	Viet Nam	15	1.6%
10	United Kingdom	14	1.5%
11	Ireland	13	1.4%
12	Netherlands	12	1.3%
13	Hong Kong	9	1%
14	France	9	1%
15	Italy	5	0.5%
16	Korea, Republic of	5	0.5%
17	Turkey	5	0.5%
18	Spain	4	0.4%
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%