Rank	Countries/Territories	Count	Percent
1	United States	600	41.2%
2	China	520	35.7%
3	Germany	98	6.7%
4	Australia	30	2.1%
5	United Kingdom	27	1.9%
6	Canada	26	1.8%
7		22	1.5%
8	Japan	13	0.9%
9	France	13	0.9%
10	Cyprus	11	0.8%
11	Ireland	9	0.6%
12	Netherlands	9	0.6%
13	Bulgaria	8	0.5%
14	Argentina	6	0.4%
15	Sweden	6	0.4%
16	Hong Kong	5	0.3%
17	Italy	4	0.3%
18	South Africa	4	0.3%
19	Spain	4	0.3%
20	Ukraine	4	0.3%
21	Singapore	3	0.2%
22	Thailand	3	0.2%
23	Latvia	3	0.2%
24	Lithuania	3	0.2%
25	Bangladesh	3	0.2%
26	Iran, Islamic Republic of	2	0.1%
27	Colombia	2	0.1%
28	Nigeria	2	0.1%
29	Norway	2	0.1%
30	Switzerland	2	0.1%
31	Russia	2	0.1%
32	Viet Nam	2	0.1%
33	Turkey	1	0.1%
34	Portugal	1	0.1%
35	Mauritius	1	0.1%
36	Czech Republic	1	0.1%
37	Botswana	1	0.1%
38	Brazil	1	0.1%
39	Austria	1	0.1%