Rank	Countries/Territories	Count	Percent
1	United States	283	31.6%
2	China	220	24.6%
3	Russia	194	21.7%
4	Germany	25	2.8%
5	India	22	2.5%
6	France	21	2.3%
7	Ireland	18	2%
8	Korea, Republic of	12	1.3%
9	Latvia	12	1.3%
10	Canada	11	1.2%
11	Israel	8	0.9%
12	Japan	8	0.9%
13	Hong Kong	7	0.8%
14	United Kingdom	6	0.7%
15	Viet Nam	5	0.6%
16	Netherlands	5	0.6%
17	Portugal	3	0.3%
18	Taiwan	3	0.3%
19	Australia	3	0.3%
20	Brazil	2	0.2%
21	Cyprus	2	0.2%
22	Czech Republic	2	0.2%
23	Denmark	2	0.2%
24	Italy	2	0.2%
25	Thailand	2	0.2%
26	Ukraine	2	0.2%
27	Sweden	2	0.2%
28	Slovakia	2	0.2%
29	South Africa	2	0.2%
30	Spain	1	0.1%
31	Uruguay	1	0.1%
32	Saudi Arabia	1	0.1%
33	Singapore	1	0.1%
34	Malaysia	1	0.1%
35	Mongolia	1	0.1%
36	Iran, Islamic Republic of	1	0.1%
37	Greece	1	0.1%
38	Bangladesh	1	0.1%