Rank	Countries/Territories	Count	Percent
1	United States	311	36.5%
2	China	286	33.5%
3	Germany	78	9.1%
4	Hong Kong	27	3.2%
5	Canada	26	3%
6	Latvia	13	1.5%
7	Brazil	12	1.4%
8	Singapore	11	1.3%
9	Czech Republic	9	1.1%
10	India	9	1.1%
11	Japan	8	0.9%
12	Australia	7	0.8%
13	Romania	7	0.8%
14	Netherlands	6	0.7%
15	United Kingdom	6	0.7%
16	France	5	0.6%
17	Korea, Republic of	4	0.5%
18	Lithuania	4	0.5%
19	Ireland	3	0.4%
20	Syrian Arab Republic	3	0.4%
21	Turkey	2	0.2%
22	Ukraine	2	0.2%
23	Vanuatu	2	0.2%
24	Israel	2	0.2%
25	Belgium	2	0.2%
26	Cyprus	2	0.2%
27	Denmark	1	0.1%
28	New Zealand	1	0.1%
29	Norway	1	0.1%
30	Palestine, State of	1	0.1%
31	Russia	1	0.1%
32	Switzerland	1	0.1%