Rank	Countries/Territories	Count	Percent
1	China	379	38.4%
2	United States	273	27.7%
3	Germany	70	7.1%
4	Canada	32	3.2%
5	Japan	25	2.5%
6	Singapore	23	2.3%
7	France	21	2.1%
8	India	19	1.9%
9	Netherlands	19	1.9%
10	Russia	14	1.4%
11	Bulgaria	13	1.3%
12	Ireland	12	1.2%
13	Hong Kong	9	0.9%
14	Indonesia	8	0.8%
15	Latvia	6	0.6%
16	Taiwan	6	0.6%
17	Thailand	6	0.6%
18	Romania	4	0.4%
19	Lithuania	4	0.4%
20	Argentina	4	0.4%
21	Australia	3	0.3%
22	Bangladesh	3	0.3%
23	Egypt	3	0.3%
24	Korea, Republic of	3	0.3%
25	Mexico	3	0.3%
26	Turkey	3	0.3%
27	United Kingdom	3	0.3%
28	Spain	2	0.2%
29	Norway	2	0.2%
30	Philippines	2	0.2%
31	Poland	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Brazil	2	0.2%
34	Cyprus	2	0.2%
35	Austria	1	0.1%
36	Finland	1	0.1%
37	Malaysia	1	0.1%
38	Viet Nam	1	0.1%