Rank	Countries/Territories	Count	Percent
1	United States	432	38.2%
2	China	332	29.4%
3	Germany	78	6.9%
4	Russia	52	4.6%
5	Brazil	39	3.4%
6	India	38	3.4%
7	Canada	35	3.1%
8	Latvia	25	2.2%
9	Ireland	13	1.1%
10	Japan	8	0.7%
11	Korea, Republic of	7	0.6%
12	United Kingdom	7	0.6%
13	Italy	5	0.4%
14	Netherlands	5	0.4%
15	Hungary	5	0.4%
16	Hong Kong	4	0.4%
17	Cyprus	4	0.4%
18	Cote D'ivoire	3	0.3%
19	Australia	3	0.3%
20	Egypt	3	0.3%
21	Mexico	3	0.3%
22	Israel	3	0.3%
23	Taiwan	3	0.3%
24	Ukraine	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Romania	2	0.2%
27	Singapore	2	0.2%
28	France	2	0.2%
29	Austria	2	0.2%
30	Bangladesh	2	0.2%
31	Denmark	1	0.1%
32	Georgia	1	0.1%
33	Argentina	1	0.1%
34	Indonesia	1	0.1%
35	Spain	1	0.1%
36	Switzerland	1	0.1%
37	Norway	1	0.1%
38	Kuwait	1	0.1%
39	Lebanon	1	0.1%
40	Turkey	1	0.1%