Rank	Countries/Territories	Count	Percent
1	China	509	41.6%
2	United States	411	33.6%
3	Germany	116	9.5%
4	India	18	1.5%
5	France	17	1.4%
6	Japan	16	1.3%
7	Latvia	12	1%
8	Canada	11	0.9%
9	Hong Kong	11	0.9%
10	Korea, Republic of	11	0.9%
11	Singapore	11	0.9%
12	Ireland	10	0.8%
13	Australia	9	0.7%
14	Senegal	8	0.7%
15	Argentina	7	0.6%
16	Viet Nam	7	0.6%
17	Cyprus	5	0.4%
18	Egypt	4	0.3%
19	Iran, Islamic Republic of	4	0.3%
20	Netherlands	3	0.2%
21	Peru	2	0.2%
22	Poland	2	0.2%
23	Russia	2	0.2%
24	Morocco	2	0.2%
25	Taiwan	2	0.2%
26	Thailand	2	0.2%
27	Italy	2	0.2%
28	Indonesia	2	0.2%
29	Lithuania	2	0.2%
30	Malaysia	1	0.1%
31	Mexico	1	0.1%
32	Turkey	1	0.1%
33	Ukraine	1	0.1%
34	United Kingdom	1	0.1%
35	Switzerland	1	0.1%
36	Nigeria	1	0.1%