Rank	Countries/Territories	Count	Percent
1	United States	231	37.4%
2	China	228	37%
3	Germany	51	8.3%
4	Japan	14	2.3%
5	Korea, Republic of	10	1.6%
6	Singapore	9	1.5%
7	France	6	1%
8	United Kingdom	6	1%
9	Netherlands	6	1%
10	Australia	6	1%
11	Cyprus	5	0.8%
12	Hong Kong	5	0.8%
13	Canada	4	0.6%
14	Spain	4	0.6%
15	Jordan	4	0.6%
16	Taiwan	4	0.6%
17	India	3	0.5%
18	Iran, Islamic Republic of	3	0.5%
19	Romania	3	0.5%
20	Russia	2	0.3%
21	Saudi Arabia	2	0.3%
22	Argentina	2	0.3%
23	Sweden	2	0.3%
24	Switzerland	2	0.3%
25	Ukraine	1	0.2%
26	Bangladesh	1	0.2%
27	Egypt	1	0.2%
28	Colombia	1	0.2%
29	Ireland	1	0.2%