Rank	Countries/Territories	Count	Percent
1	United States	233	34.5%
2	China	187	27.7%
3	Germany	45	6.7%
4	Japan	31	4.6%
5	Latvia	31	4.6%
6	Argentina	17	2.5%
7	France	13	1.9%
8	Hong Kong	11	1.6%
9	Nigeria	10	1.5%
10	Netherlands	9	1.3%
11	Australia	9	1.3%
12	Iran, Islamic Republic of	7	1%
13	Mexico	6	0.9%
14	Korea, Republic of	5	0.7%
15	Singapore	5	0.7%
16	Spain	5	0.7%
17	India	5	0.7%
18	Canada	5	0.7%
19	Cyprus	5	0.7%
20	United Kingdom	5	0.7%
21	Saudi Arabia	3	0.4%
22	Ireland	3	0.4%
23	New Zealand	2	0.3%
24	Sudan	2	0.3%
25	Taiwan	2	0.3%
26	Turkey	2	0.3%
27	Ukraine	2	0.3%
28	South Africa	2	0.3%
29	Philippines	2	0.3%
30	Egypt	2	0.3%
31	Bangladesh	2	0.3%
32	Brazil	1	0.1%
33	Colombia	1	0.1%
34	Iraq	1	0.1%
35	Kenya	1	0.1%
36	Switzerland	1	0.1%
37	Mongolia	1	0.1%
38	Morocco	1	0.1%
39	Malaysia	1	0.1%