Rank	Countries/Territories	Count	Percent
1	United States	466	44%
2	China	302	28.5%
3	Germany	55	5.2%
4	Japan	36	3.4%
5	Singapore	28	2.6%
6	Canada	27	2.5%
7	France	23	2.2%
8	United Kingdom	17	1.6%
9	Switzerland	12	1.1%
10	Netherlands	12	1.1%
11	Korea, Republic of	12	1.1%
12	Iran, Islamic Republic of	9	0.8%
13	Cyprus	7	0.7%
14	Egypt	6	0.6%
15	Australia	5	0.5%
16	India	4	0.4%
17	Thailand	4	0.4%
18	Turkey	4	0.4%
19	Ukraine	3	0.3%
20	Sweden	3	0.3%
21	Italy	3	0.3%
22	Mauritius	3	0.3%
23	Brazil	2	0.2%
24	Hong Kong	2	0.2%
25	Norway	2	0.2%
26	Slovenia	2	0.2%
27	South Africa	2	0.2%
28	Spain	2	0.2%
29	Taiwan	2	0.2%
30	New Zealand	1	0.1%
31	Bulgaria	1	0.1%
32	Argentina	1	0.1%
33	Mongolia	1	0.1%
34	Latvia	1	0.1%