Rank	Countries/Territories	Count	Percent
1	United States	391	41.9%
2	China	283	30.3%
3	Germany	106	11.3%
4	South Africa	32	3.4%
5	France	18	1.9%
6	Japan	18	1.9%
7	Netherlands	12	1.3%
8	Singapore	10	1.1%
9	Hong Kong	7	0.7%
10	Australia	7	0.7%
11	Bangladesh	6	0.6%
12	Thailand	6	0.6%
13	Bulgaria	4	0.4%
14	Ireland	4	0.4%
15	Canada	3	0.3%
16	Guinea	3	0.3%
17	Cyprus	2	0.2%
18	India	2	0.2%
19	Iran, Islamic Republic of	2	0.2%
20	Latvia	2	0.2%
21	Philippines	2	0.2%
22	Poland	2	0.2%
23	Romania	2	0.2%
24	Russia	1	0.1%
25	Spain	1	0.1%
26	Switzerland	1	0.1%
27	Ukraine	1	0.1%
28	United Kingdom	1	0.1%
29	Mauritius	1	0.1%
30	Morocco	1	0.1%
31	Korea, Republic of	1	0.1%
32	Isle of Man	1	0.1%
33	Brazil	1	0.1%