Rank	Countries/Territories	Count	Percent
1	United States	389	38.5%
2	China	287	28.4%
3	Japan	75	7.4%
4	Germany	64	6.3%
5	India	61	6%
6	Netherlands	24	2.4%
7	Singapore	17	1.7%
8	Korea, Republic of	14	1.4%
9	United Kingdom	9	0.9%
10	Ireland	8	0.8%
11	Greece	6	0.6%
12	Cyprus	6	0.6%
13	Canada	6	0.6%
14	Switzerland	6	0.6%
15	Russia	4	0.4%
16	Australia	4	0.4%
17	Iran, Islamic Republic of	3	0.3%
18	Romania	3	0.3%
19	United Arab Emirates	3	0.3%
20	Sweden	2	0.2%
21	Portugal	2	0.2%
22	Taiwan	2	0.2%
23	Thailand	2	0.2%
24	Mexico	2	0.2%
25	Argentina	2	0.2%
26	Denmark	2	0.2%
27	Croatia	2	0.2%
28	Brazil	1	0.1%
29	Bulgaria	1	0.1%
30	Lithuania	1	0.1%
31	Hong Kong	1	0.1%
32	Ukraine	1	0.1%
33	Spain	1	0.1%