Rank	Countries/Territories	Count	Percent
1	United States	553	47.3%
2	China	218	18.6%
3	Germany	145	12.4%
4	Japan	39	3.3%
5	Korea, Republic of	23	2%
6	Hong Kong	22	1.9%
7	Spain	20	1.7%
8	Netherlands	19	1.6%
9	India	19	1.6%
10	Palestine, State of	17	1.5%
11	Singapore	11	0.9%
12	Australia	11	0.9%
13	Iran, Islamic Republic of	10	0.9%
14	Poland	9	0.8%
15	United Kingdom	7	0.6%
16	France	6	0.5%
17	Taiwan	6	0.5%
18	Cyprus	5	0.4%
19	Canada	4	0.3%
20	Ireland	4	0.3%
21	Czech Republic	2	0.2%
22	Sweden	2	0.2%
23	Malaysia	2	0.2%
24	Romania	2	0.2%
25	Russia	1	0.1%
26	New Zealand	1	0.1%
27	Pakistan	1	0.1%
28	Slovakia	1	0.1%
29	Thailand	1	0.1%
30	Turkey	1	0.1%
31	Ukraine	1	0.1%
32	Denmark	1	0.1%
33	Argentina	1	0.1%
34	Bulgaria	1	0.1%
35	Italy	1	0.1%
36	Luxembourg	1	0.1%
37	Indonesia	1	0.1%