Rank	Countries/Territories	Count	Percent
1	United States	416	39.2%
2	China	332	31.3%
3	Germany	79	7.4%
4	United Kingdom	25	2.4%
5	India	21	2%
6	Netherlands	17	1.6%
7	Australia	14	1.3%
8	Canada	13	1.2%
9	Singapore	13	1.2%
10	Russia	12	1.1%
11	France	9	0.8%
12	Japan	9	0.8%
13	Iran, Islamic Republic of	9	0.8%
14	Spain	8	0.8%
15	Romania	7	0.7%
16	Korea, Republic of	7	0.7%
17	Cyprus	7	0.7%
18	Argentina	6	0.6%
19	Malaysia	6	0.6%
20	Ireland	5	0.5%
21	Israel	5	0.5%
22	Egypt	5	0.5%
23	Ecuador	4	0.4%
24	Bangladesh	4	0.4%
25	Czech Republic	3	0.3%
26	Colombia	3	0.3%
27	Italy	3	0.3%
28	Philippines	3	0.3%
29	Mexico	2	0.2%
30	Hong Kong	2	0.2%
31	Finland	2	0.2%
32	Algeria	2	0.2%
33	Turkey	2	0.2%
34	Ukraine	2	0.2%
35	Nigeria	1	0.1%
36	Taiwan	1	0.1%
37	Slovakia	1	0.1%
38	South Africa	1	0.1%