Rank	Countries/Territories	Count	Percent
1	China	493	51.6%
2	United States	245	25.7%
3	Germany	46	4.8%
4	Korea, Republic of	29	3%
5	Latvia	22	2.3%
6	Japan	15	1.6%
7	France	13	1.4%
8	Singapore	12	1.3%
9	Burkina Faso	11	1.2%
10	India	8	0.8%
11	Netherlands	7	0.7%
12	Ethiopia	6	0.6%
13	United Kingdom	6	0.6%
14	Turkey	5	0.5%
15	Belgium	4	0.4%
16	Cyprus	4	0.4%
17	Denmark	3	0.3%
18	Australia	3	0.3%
19	Kenya	3	0.3%
20	Russia	3	0.3%
21	Ukraine	2	0.2%
22	Philippines	2	0.2%
23	Spain	2	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Mexico	2	0.2%
26	Bangladesh	2	0.2%
27	Canada	2	0.2%
28	Norway	1	0.1%
29	Switzerland	1	0.1%
30	Taiwan	1	0.1%