Rank	Countries/Territories	Count	Percent
1	United States	261	26%
2	China	257	25.6%
3	Russia	106	10.6%
4	Germany	96	9.6%
5	Ireland	78	7.8%
6	France	34	3.4%
7	Netherlands	26	2.6%
8	Iran, Islamic Republic of	20	2%
9	Canada	20	2%
10	India	15	1.5%
11	Korea, Republic of	12	1.2%
12	Malaysia	12	1.2%
13	Sweden	9	0.9%
14	United Kingdom	9	0.9%
15	Belarus	7	0.7%
16	Australia	5	0.5%
17	Indonesia	5	0.5%
18	Norway	4	0.4%
19	Cyprus	3	0.3%
20	Egypt	2	0.2%
21	Colombia	2	0.2%
22	Belgium	2	0.2%
23	Hungary	2	0.2%
24	Romania	2	0.2%
25	Japan	2	0.2%
26	Ukraine	2	0.2%
27	Singapore	2	0.2%
28	South Africa	2	0.2%
29	Spain	1	0.1%
30	Turkey	1	0.1%
31	Luxembourg	1	0.1%
32	Moldova, Republic of	1	0.1%
33	Italy	1	0.1%
34	Albania	1	0.1%