Rank	Countries/Territories	Count	Percent
1	United States	337	29.1%
2	Russia	308	26.6%
3	China	239	20.6%
4	Germany	101	8.7%
5	Japan	18	1.6%
6	France	18	1.6%
7	India	15	1.3%
8	Netherlands	13	1.1%
9	Switzerland	13	1.1%
10	Malaysia	12	1%
11	Ireland	11	0.9%
12	Korea, Republic of	10	0.9%
13	Canada	5	0.4%
14	Cyprus	5	0.4%
15	Ukraine	5	0.4%
16	Sweden	5	0.4%
17	Taiwan	4	0.3%
18	Guatemala	4	0.3%
19	Ethiopia	3	0.3%
20	Mexico	3	0.3%
21	Italy	3	0.3%
22	Iran, Islamic Republic of	3	0.3%
23	Thailand	3	0.3%
24	Turkey	3	0.3%
25	United Kingdom	3	0.3%
26	Singapore	3	0.3%
27	Poland	2	0.2%
28	Portugal	2	0.2%
29	Serbia	2	0.2%
30	Egypt	2	0.2%
31	Argentina	1	0.1%
32	Australia	1	0.1%
33	Hong Kong	1	0.1%
34	Iraq	1	0.1%