Rank	Countries/Territories	Count	Percent
1	United States	461	34.1%
2	China	295	21.8%
3	Japan	243	18%
4	Germany	85	6.3%
5	Canada	46	3.4%
6	Singapore	32	2.4%
7	United Kingdom	21	1.6%
8	France	20	1.5%
9	India	15	1.1%
10	Netherlands	14	1%
11	Korea, Republic of	12	0.9%
12	Ireland	10	0.7%
13	Australia	10	0.7%
14	Italy	9	0.7%
15	Sweden	9	0.7%
16	Iran, Islamic Republic of	8	0.6%
17	Cyprus	8	0.6%
18	Bahrain	6	0.4%
19	Poland	6	0.4%
20	Argentina	5	0.4%
21	Belgium	4	0.3%
22	Brazil	4	0.3%
23		3	0.2%
24	Ukraine	3	0.2%
25	Russia	2	0.1%
26	Switzerland	2	0.1%
27	Taiwan	2	0.1%
28	Thailand	2	0.1%
29	Turkey	2	0.1%
30	Austria	2	0.1%
31	Egypt	2	0.1%
32	Hong Kong	2	0.1%
33	Ecuador	1	0.1%
34	Cambodia	1	0.1%
35	Bangladesh	1	0.1%
36	United Arab Emirates	1	0.1%
37	Israel	1	0.1%
38	Malaysia	1	0.1%
39	Norway	1	0.1%
40	Pakistan	1	0.1%