Rank	Countries/Territories	Count	Percent
1	China	476	35.3%
2	United States	416	30.9%
3	Germany	91	6.8%
4	Canada	39	2.9%
5	Bulgaria	38	2.8%
6	Netherlands	36	2.7%
7	Ukraine	30	2.2%
8	Cyprus	28	2.1%
9	France	22	1.6%
10	Italy	17	1.3%
11	Russia	14	1%
12	Spain	14	1%
13	Iran, Islamic Republic of	13	1%
14	Switzerland	11	0.8%
15	Japan	11	0.8%
16	Latvia	11	0.8%
17	Korea, Republic of	9	0.7%
18	Singapore	9	0.7%
19	Ireland	8	0.6%
20	United Kingdom	8	0.6%
21	Hong Kong	6	0.4%
22	India	5	0.4%
23	Viet Nam	5	0.4%
24	Thailand	4	0.3%
25	Australia	3	0.2%
26	Morocco	3	0.2%
27	Mongolia	2	0.1%
28	Nigeria	2	0.1%
29	Portugal	2	0.1%
30	Sweden	2	0.1%
31	Belgium	2	0.1%
32	Egypt	2	0.1%
33	Argentina	1	0.1%
34	Bangladesh	1	0.1%
35	Indonesia	1	0.1%
36	Georgia	1	0.1%
37	Taiwan	1	0.1%
38	South Africa	1	0.1%
39	New Zealand	1	0.1%
40	Lithuania	1	0.1%
41	Turkey	1	0.1%