Rank	Countries/Territories	Count	Percent
1	United States	526	31.3%
2	China	508	30.2%
3	Germany	123	7.3%
4	Japan	102	6.1%
5	France	75	4.5%
6	Taiwan	44	2.6%
7	Korea, Republic of	36	2.1%
8	Israel	36	2.1%
9	United Kingdom	35	2.1%
10	India	28	1.7%
11	Russia	26	1.5%
12	Singapore	19	1.1%
13	Netherlands	18	1.1%
14	Hong Kong	12	0.7%
15	Cyprus	9	0.5%
16	Australia	8	0.5%
17	South Africa	8	0.5%
18	Thailand	6	0.4%
19	Canada	6	0.4%
20	Estonia	6	0.4%
21	Belgium	5	0.3%
22	Iran, Islamic Republic of	4	0.2%
23	Spain	4	0.2%
24	New Zealand	4	0.2%
25	Malaysia	4	0.2%
26	Mexico	3	0.2%
27	Poland	3	0.2%
28	Italy	3	0.2%
29	Bangladesh	3	0.2%
30	Colombia	3	0.2%
31	Czech Republic	2	0.1%
32	Argentina	2	0.1%
33	Latvia	2	0.1%
34	Ukraine	2	0.1%
35	Switzerland	1	0.1%
36	Lebanon	1	0.1%
37	Macao	1	0.1%
38	Denmark	1	0.1%
39	Ireland	1	0.1%