Rank	Countries/Territories	Count	Percent
1	China	331	36.5%
2	United States	313	34.5%
3	Germany	67	7.4%
4	Japan	23	2.5%
5	Canada	19	2.1%
6	France	17	1.9%
7	Ireland	11	1.2%
8	Netherlands	11	1.2%
9	United Kingdom	10	1.1%
10	Oman	9	1%
11	Korea, Republic of	9	1%
12	India	8	0.9%
13	Burkina Faso	8	0.9%
14	Australia	6	0.7%
15	Brazil	6	0.7%
16	Cyprus	6	0.7%
17	Nigeria	6	0.7%
18	Singapore	6	0.7%
19	Indonesia	5	0.6%
20	Czech Republic	4	0.4%
21	Thailand	4	0.4%
22	Russia	3	0.3%
23	Mexico	3	0.3%
24	Italy	3	0.3%
25	Argentina	2	0.2%
26	Mauritius	2	0.2%
27	United Arab Emirates	2	0.2%
28	South Africa	2	0.2%
29	Spain	2	0.2%
30	Taiwan	1	0.1%
31	Tanzania, United Republic of	1	0.1%
32	Ukraine	1	0.1%
33	Romania	1	0.1%
34	Egypt	1	0.1%
35	Georgia	1	0.1%
36	Hong Kong	1	0.1%
37	Viet Nam	1	0.1%