Rank	Countries/Territories	Count	Percent
1	United States	262	42.4%
2	China	112	18.1%
3	Germany	75	12.1%
4	Russia	40	6.5%
5	India	19	3.1%
6	Japan	11	1.8%
7	Korea, Republic of	9	1.5%
8	United Kingdom	8	1.3%
9	Switzerland	8	1.3%
10	France	7	1.1%
11	Hong Kong	6	1%
12	Canada	6	1%
13	Taiwan	5	0.8%
14	Thailand	5	0.8%
15	Indonesia	5	0.8%
16	Cyprus	4	0.6%
17	Australia	4	0.6%
18	Ukraine	4	0.6%
19	Netherlands	4	0.6%
20	Singapore	4	0.6%
21	Argentina	2	0.3%
22	Egypt	2	0.3%
23	Ireland	2	0.3%
24	Italy	2	0.3%
25	Lithuania	2	0.3%
26	Malaysia	2	0.3%
27	Morocco	1	0.2%
28	Georgia	1	0.2%
29	Slovakia	1	0.2%
30	Slovenia	1	0.2%
31	Sweden	1	0.2%
32	Norway	1	0.2%
33	Poland	1	0.2%
34	Jordan	1	0.2%