Rank	Countries/Territories	Count	Percent
1	United States	451	43.2%
2	China	225	21.6%
3	Germany	114	10.9%
4	United Kingdom	65	6.2%
5	France	38	3.6%
6	Japan	28	2.7%
7	Netherlands	14	1.3%
8	Canada	11	1.1%
9	India	10	1%
10	Hong Kong	10	1%
11	Singapore	10	1%
12	Ireland	8	0.8%
13	South Africa	7	0.7%
14	Poland	7	0.7%
15	Hungary	4	0.4%
16	Cyprus	4	0.4%
17	Egypt	4	0.4%
18	Australia	3	0.3%
19	Brazil	3	0.3%
20	Romania	3	0.3%
21	Namibia	3	0.3%
22	Ukraine	2	0.2%
23	Spain	2	0.2%
24	Taiwan	2	0.2%
25	Russia	2	0.2%
26	Korea, Republic of	2	0.2%
27	Argentina	2	0.2%
28	Greece	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Finland	1	0.1%
31	Mexico	1	0.1%
32	Morocco	1	0.1%
33	Kenya	1	0.1%
34	Turkey	1	0.1%
35	Viet Nam	1	0.1%