Rank	Countries/Territories	Count	Percent
1	United States	419	40.1%
2	China	283	27.1%
3	Germany	104	10%
4	France	54	5.2%
5	Korea, Republic of	43	4.1%
6	Canada	16	1.5%
7	Japan	14	1.3%
8	Singapore	11	1.1%
9	Netherlands	10	1%
10	United Kingdom	9	0.9%
11	Cyprus	8	0.8%
12	Australia	8	0.8%
13	India	7	0.7%
14	Hong Kong	5	0.5%
15	Iran, Islamic Republic of	5	0.5%
16	Ireland	5	0.5%
17	Russia	4	0.4%
18	Philippines	4	0.4%
19	Poland	4	0.4%
20	Latvia	4	0.4%
21	Malaysia	4	0.4%
22	Mauritius	4	0.4%
23	Norway	3	0.3%
24	Bulgaria	3	0.3%
25	Jordan	2	0.2%
26	Indonesia	2	0.2%
27	Romania	2	0.2%
28	Thailand	2	0.2%
29	Switzerland	1	0.1%
30	Taiwan	1	0.1%
31	Pakistan	1	0.1%
32	Argentina	1	0.1%
33	Brazil	1	0.1%
34	Ethiopia	1	0.1%