Rank	Countries/Territories	Count	Percent
1	United States	189	29.6%
2	China	176	27.6%
3	Germany	77	12.1%
4	United Kingdom	46	7.2%
5	Egypt	14	2.2%
6	India	12	1.9%
7	Iran, Islamic Republic of	12	1.9%
8	Netherlands	12	1.9%
9	Poland	9	1.4%
10	Singapore	9	1.4%
11	Taiwan	7	1.1%
12	Korea, Republic of	6	0.9%
13	Canada	6	0.9%
14	Turkey	5	0.8%
15	Japan	4	0.6%
16	Sweden	4	0.6%
17	Malaysia	4	0.6%
18	Cyprus	4	0.6%
19	Algeria	4	0.6%
20	Australia	4	0.6%
21	Denmark	3	0.5%
22	France	3	0.5%
23	Indonesia	3	0.5%
24	New Zealand	3	0.5%
25	Spain	3	0.5%
26	Qatar	2	0.3%
27	Ukraine	2	0.3%
28	Hong Kong	2	0.3%
29	Hungary	2	0.3%
30	Viet Nam	2	0.3%
31	Brazil	1	0.2%
32	Argentina	1	0.2%
33	Czech Republic	1	0.2%
34	Congo, The Democratic Republic of The	1	0.2%
35	Mauritius	1	0.2%
36	Mexico	1	0.2%
37	Lebanon	1	0.2%
38	Lithuania	1	0.2%
39	Ireland	1	0.2%