Rank	Countries/Territories	Count	Percent
1	United States	338	38.3%
2	China	242	27.4%
3	Germany	56	6.3%
4	Latvia	35	4%
5	Japan	31	3.5%
6	France	23	2.6%
7	Hong Kong	20	2.3%
8	Argentina	17	1.9%
9	Nigeria	12	1.4%
10	Netherlands	11	1.2%
11	Australia	10	1.1%
12	Cyprus	7	0.8%
13	Iran, Islamic Republic of	7	0.8%
14	Mexico	6	0.7%
15	United Kingdom	6	0.7%
16	Korea, Republic of	5	0.6%
17	Singapore	5	0.6%
18	Spain	5	0.6%
19	India	5	0.6%
20	Canada	5	0.6%
21		4	0.5%
22	Ireland	3	0.3%
23	Saudi Arabia	3	0.3%
24	Philippines	2	0.2%
25	Sudan	2	0.2%
26	South Africa	2	0.2%
27	New Zealand	2	0.2%
28	Kenya	2	0.2%
29	Egypt	2	0.2%
30	Bangladesh	2	0.2%
31	Taiwan	2	0.2%
32	Turkey	2	0.2%
33	Ukraine	2	0.2%
34	Brazil	1	0.1%
35	Colombia	1	0.1%
36	Iraq	1	0.1%
37	Malaysia	1	0.1%
38	Mongolia	1	0.1%
39	Morocco	1	0.1%
40	Switzerland	1	0.1%