Rank	Countries/Territories	Count	Percent
1	United States	432	42.7%
2	China	325	32.1%
3	Germany	91	9%
4	France	23	2.3%
5	Netherlands	17	1.7%
6	Japan	17	1.7%
7	Singapore	17	1.7%
8	United Kingdom	11	1.1%
9	Switzerland	10	1%
10	Cyprus	8	0.8%
11	Korea, Republic of	6	0.6%
12	India	5	0.5%
13	Bulgaria	5	0.5%
14	Thailand	5	0.5%
15	Sweden	4	0.4%
16	Greece	4	0.4%
17	Hong Kong	4	0.4%
18	Iran, Islamic Republic of	4	0.4%
19	Ireland	3	0.3%
20	Argentina	3	0.3%
21	Australia	2	0.2%
22	Canada	2	0.2%
23	Denmark	2	0.2%
24	Lithuania	2	0.2%
25	Russia	2	0.2%
26	Ukraine	2	0.2%
27	South Africa	2	0.2%
28	Taiwan	1	0.1%
29	Philippines	1	0.1%
30	Romania	1	0.1%