Rank	Countries/Territories	Count	Percent
1	United States	367	38%
2	China	321	33.2%
3	Germany	85	8.8%
4	France	37	3.8%
5	Japan	31	3.2%
6	Netherlands	28	2.9%
7	Canada	19	2%
8	Korea, Republic of	12	1.2%
9	Singapore	12	1.2%
10	India	10	1%
11	Iran, Islamic Republic of	6	0.6%
12	Cyprus	6	0.6%
13	Bulgaria	3	0.3%
14	Romania	3	0.3%
15	Russia	2	0.2%
16	Ukraine	2	0.2%
17	United Kingdom	2	0.2%
18	Hong Kong	2	0.2%
19	Hungary	2	0.2%
20	Australia	2	0.2%
21	Brazil	2	0.2%
22	Egypt	2	0.2%
23	Malaysia	2	0.2%
24	Mexico	2	0.2%
25	Ireland	1	0.1%
26	Israel	1	0.1%
27	Argentina	1	0.1%
28	Poland	1	0.1%
29	South Africa	1	0.1%
30	Spain	1	0.1%
31	Taiwan	1	0.1%