Rank	Countries/Territories	Count	Percent
1	China	504	43%
2	United States	347	29.6%
3	Germany	132	11.3%
4	Latvia	45	3.8%
5	Japan	20	1.7%
6	France	18	1.5%
7	Singapore	15	1.3%
8	Netherlands	10	0.9%
9	India	9	0.8%
10	Russia	7	0.6%
11	Australia	6	0.5%
12	Cyprus	5	0.4%
13	Canada	5	0.4%
14	United Kingdom	5	0.4%
15	Turkey	4	0.3%
16	Taiwan	4	0.3%
17	Denmark	4	0.3%
18	Argentina	3	0.3%
19	Hong Kong	3	0.3%
20	Ireland	3	0.3%
21	Italy	3	0.3%
22	Iran, Islamic Republic of	2	0.2%
23	Bulgaria	2	0.2%
24	Austria	2	0.2%
25	Thailand	2	0.2%
26	Pakistan	2	0.2%
27	Korea, Republic of	2	0.2%
28	Malaysia	1	0.1%
29	South Africa	1	0.1%
30	Spain	1	0.1%
31	Sweden	1	0.1%
32	Romania	1	0.1%
33	Belgium	1	0.1%
34	Croatia	1	0.1%