Rank	Countries/Territories	Count	Percent
1	United States	644	39.9%
2	China	560	34.7%
3	Germany	187	11.6%
4	France	34	2.1%
5	India	24	1.5%
6	Netherlands	19	1.2%
7	Canada	15	0.9%
8	Japan	14	0.9%
9	Cyprus	12	0.7%
10	South Africa	11	0.7%
11	Singapore	8	0.5%
12	United Kingdom	8	0.5%
13	Australia	8	0.5%
14	Egypt	6	0.4%
15	Indonesia	6	0.4%
16	Ukraine	6	0.4%
17	Senegal	5	0.3%
18	Mexico	4	0.2%
19	Pakistan	4	0.2%
20	Romania	4	0.2%
21	Iran, Islamic Republic of	4	0.2%
22	Brazil	4	0.2%
23	Hong Kong	3	0.2%
24	Russia	3	0.2%
25	Lithuania	3	0.2%
26	Thailand	3	0.2%
27	Turkey	3	0.2%
28	Sweden	2	0.1%
29	Ireland	2	0.1%
30	Czech Republic	2	0.1%
31	Finland	1	0.1%
32	Korea, Republic of	1	0.1%
33	Latvia	1	0.1%
34	Norway	1	0.1%
35	Philippines	1	0.1%