Rank	Countries/Territories	Count	Percent
1	United States	408	42.1%
2	China	260	26.9%
3	Germany	105	10.8%
4	Russia	27	2.8%
5	Japan	26	2.7%
6	United Kingdom	23	2.4%
7	India	15	1.5%
8	Romania	11	1.1%
9	Korea, Republic of	10	1%
10	Singapore	10	1%
11	Australia	8	0.8%
12	Cyprus	7	0.7%
13	Canada	6	0.6%
14	Netherlands	5	0.5%
15	Ukraine	4	0.4%
16	Spain	4	0.4%
17	Ireland	4	0.4%
18	Greece	3	0.3%
19	Belarus	3	0.3%
20	Malaysia	3	0.3%
21	Lithuania	2	0.2%
22	Norway	2	0.2%
23	Slovakia	2	0.2%
24	Sweden	2	0.2%
25	Bangladesh	2	0.2%
26	Chile	2	0.2%
27	Hong Kong	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Iraq	2	0.2%
30	Argentina	1	0.1%
31	Indonesia	1	0.1%
32	France	1	0.1%
33	Belgium	1	0.1%
34	Brazil	1	0.1%
35	Thailand	1	0.1%
36	Poland	1	0.1%
37	Morocco	1	0.1%