Rank	Countries/Territories	Count	Percent
1	United States	509	36%
2	China	416	29.4%
3	Germany	82	5.8%
4	Netherlands	58	4.1%
5	India	55	3.9%
6	France	42	3%
7	Japan	28	2%
8	Iran, Islamic Republic of	24	1.7%
9	United Kingdom	23	1.6%
10	Russia	20	1.4%
11	Brazil	18	1.3%
12	Canada	14	1%
13	Singapore	13	0.9%
14	Hong Kong	12	0.8%
15	Pakistan	11	0.8%
16	Cyprus	9	0.6%
17	Ecuador	8	0.6%
18	Italy	8	0.6%
19	Turkey	8	0.6%
20	South Africa	6	0.4%
21	Taiwan	6	0.4%
22	Romania	5	0.4%
23	Australia	5	0.4%
24	Czech Republic	4	0.3%
25	Sweden	4	0.3%
26	Ukraine	4	0.3%
27	Mexico	3	0.2%
28	Ireland	3	0.2%
29	Mongolia	2	0.1%
30	Poland	2	0.1%
31	Norway	2	0.1%
32	Oman	1	0.1%
33	Korea, Republic of	1	0.1%
34	Malaysia	1	0.1%
35	Tunisia	1	0.1%
36	Spain	1	0.1%
37	Israel	1	0.1%
38	Hungary	1	0.1%
39	Argentina	1	0.1%
40	Cameroon	1	0.1%