Rank	Countries/Territories	Count	Percent
1	China	261	35.3%
2	United States	237	32%
3	France	87	11.8%
4	Germany	41	5.5%
5	Japan	16	2.2%
6	Netherlands	14	1.9%
7	Norway	12	1.6%
8	Canada	10	1.4%
9	India	7	0.9%
10	Iran, Islamic Republic of	5	0.7%
11	Korea, Republic of	5	0.7%
12	Singapore	5	0.7%
13	Cyprus	4	0.5%
14	Ghana	4	0.5%
15	Cameroon	3	0.4%
16	Ukraine	3	0.4%
17	United Kingdom	2	0.3%
18	Romania	2	0.3%
19	Taiwan	2	0.3%
20	Sweden	2	0.3%
21	Argentina	2	0.3%
22	Hong Kong	2	0.3%
23	Iceland	2	0.3%
24	Ireland	2	0.3%
25	Mexico	2	0.3%
26	Mongolia	2	0.3%
27	Morocco	2	0.3%
28	Egypt	1	0.1%
29	Australia	1	0.1%
30	Switzerland	1	0.1%
31	Poland	1	0.1%