Rank	Countries/Territories	Count	Percent
1	China	324	35.4%
2	Germany	238	26%
3	United States	151	16.5%
4	Bulgaria	28	3.1%
5	India	18	2%
6	Japan	16	1.8%
7	Netherlands	16	1.8%
8	Singapore	14	1.5%
9	Cote D'ivoire	14	1.5%
10	Canada	11	1.2%
11	United Kingdom	10	1.1%
12	Nigeria	8	0.9%
13	Sweden	7	0.8%
14	Thailand	6	0.7%
15	France	5	0.5%
16	Latvia	4	0.4%
17	Mexico	4	0.4%
18	Nepal	4	0.4%
19	Senegal	3	0.3%
20	Ireland	3	0.3%
21	Italy	3	0.3%
22	Australia	3	0.3%
23	Bangladesh	2	0.2%
24	Czech Republic	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Lithuania	2	0.2%
27	South Africa	2	0.2%
28	Spain	2	0.2%
29	Romania	2	0.2%
30	Pakistan	2	0.2%
31	Peru	2	0.2%
32	Philippines	1	0.1%
33	Morocco	1	0.1%
34	Switzerland	1	0.1%
35	Turkey	1	0.1%
36	Korea, Republic of	1	0.1%
37	Argentina	1	0.1%