Rank	Countries/Territories	Count	Percent
1	China	213	49%
2	United States	109	25.1%
3	Germany	18	4.1%
4	Japan	17	3.9%
5	Ireland	9	2.1%
6	Korea, Republic of	8	1.8%
7	Singapore	7	1.6%
8	Mexico	6	1.4%
9	Burkina Faso	5	1.1%
10	France	4	0.9%
11	Turkey	4	0.9%
12	New Zealand	4	0.9%
13	Russia	3	0.7%
14	Australia	3	0.7%
15	India	3	0.7%
16	Iran, Islamic Republic of	2	0.5%
17	Iraq	2	0.5%
18	Argentina	2	0.5%
19	Denmark	2	0.5%
20	Egypt	2	0.5%
21	Netherlands	2	0.5%
22	Lithuania	2	0.5%
23	Taiwan	2	0.5%
24	Thailand	2	0.5%
25	United Kingdom	1	0.2%
26	Norway	1	0.2%
27	Latvia	1	0.2%
28	Canada	1	0.2%