Rank	Countries/Territories	Count	Percent
1	United States	278	34%
2	China	262	32.1%
3	Germany	74	9.1%
4	Latvia	24	2.9%
5	France	21	2.6%
6	Philippines	18	2.2%
7	Taiwan	18	2.2%
8	Japan	18	2.2%
9	India	17	2.1%
10	Korea, Republic of	12	1.5%
11	Spain	12	1.5%
12	Singapore	8	1%
13	Ukraine	7	0.9%
14	Cyprus	6	0.7%
15	Canada	6	0.7%
16	Palestine, State of	5	0.6%
17	Netherlands	4	0.5%
18	New Zealand	3	0.4%
19	Australia	3	0.4%
20	Luxembourg	3	0.4%
21	Indonesia	3	0.4%
22	Hong Kong	3	0.4%
23	Malaysia	2	0.2%
24	Argentina	2	0.2%
25	Brazil	2	0.2%
26	Thailand	2	0.2%
27	Norway	1	0.1%
28	Bangladesh	1	0.1%
29	Chile	1	0.1%
30	Iran, Islamic Republic of	1	0.1%