Rank	Countries/Territories	Count	Percent
1	United States	619	44.2%
2	China	285	20.4%
3	Germany	172	12.3%
4	Canada	86	6.1%
5	Netherlands	44	3.1%
6	France	37	2.6%
7	Russia	26	1.9%
8	India	19	1.4%
9	Japan	14	1%
10	Ireland	12	0.9%
11	Cyprus	12	0.9%
12	United Kingdom	11	0.8%
13	Spain	9	0.6%
14	Taiwan	7	0.5%
15	Ukraine	6	0.4%
16	Venezuela, Bolivarian Republic of	6	0.4%
17	Singapore	5	0.4%
18	Australia	4	0.3%
19	Argentina	3	0.2%
20	Brazil	3	0.2%
21	Lithuania	3	0.2%
22	Norway	2	0.1%
23	Switzerland	2	0.1%
24	Georgia	2	0.1%
25	Korea, Republic of	2	0.1%
26	Latvia	2	0.1%
27	Hong Kong	2	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Belgium	1	0.1%
30	Mongolia	1	0.1%
31	Thailand	1	0.1%
32	Turkey	1	0.1%