Rank	Countries/Territories	Count	Percent
1	United States	389	38.3%
2	China	279	27.5%
3	Germany	75	7.4%
4	India	37	3.6%
5	France	36	3.5%
6	Japan	33	3.2%
7	Hong Kong	22	2.2%
8	Korea, Republic of	17	1.7%
9	Netherlands	17	1.7%
10	Singapore	13	1.3%
11	Denmark	10	1%
12	Canada	9	0.9%
13	Italy	9	0.9%
14	Serbia	8	0.8%
15	Iran, Islamic Republic of	8	0.8%
16	Turkey	7	0.7%
17	Spain	7	0.7%
18	Malaysia	5	0.5%
19	Australia	5	0.5%
20	Cyprus	4	0.4%
21	Ireland	3	0.3%
22	Hungary	3	0.3%
23	Sweden	3	0.3%
24	Ukraine	3	0.3%
25	Taiwan	3	0.3%
26	United Kingdom	2	0.2%
27	Switzerland	2	0.2%
28	Palestine, State of	1	0.1%
29	Russia	1	0.1%
30	Israel	1	0.1%
31	Czech Republic	1	0.1%
32	Estonia	1	0.1%
33	Argentina	1	0.1%
34	Croatia	1	0.1%