Rank	Countries/Territories	Count	Percent
1	United States	302	33.7%
2	China	167	18.7%
3	Japan	96	10.7%
4	Germany	72	8%
5	India	29	3.2%
6	Korea, Republic of	25	2.8%
7	United Kingdom	22	2.5%
8	Taiwan	18	2%
9	Russia	17	1.9%
10	France	16	1.8%
11	Canada	14	1.6%
12	Ukraine	11	1.2%
13	Iran, Islamic Republic of	11	1.2%
14	Malaysia	11	1.2%
15	Netherlands	11	1.2%
16	Singapore	10	1.1%
17	Australia	8	0.9%
18	Romania	6	0.7%
19	Ireland	6	0.7%
20	Cyprus	5	0.6%
21	Hong Kong	5	0.6%
22	Hungary	4	0.4%
23	Indonesia	3	0.3%
24	Finland	3	0.3%
25	Italy	3	0.3%
26	Spain	2	0.2%
27	Thailand	2	0.2%
28	Turkey	2	0.2%
29	Venezuela, Bolivarian Republic of	2	0.2%
30	Egypt	2	0.2%
31	Belgium	2	0.2%
32	Lebanon	2	0.2%
33	Luxembourg	1	0.1%
34	Czech Republic	1	0.1%
35	Poland	1	0.1%
36	Puerto Rico	1	0.1%
37	Israel	1	0.1%
38	Mongolia	1	0.1%