Rank	Countries/Territories	Count	Percent
1	China	503	42.8%
2	United States	352	29.9%
3	Germany	82	7%
4	France	43	3.7%
5	Netherlands	33	2.8%
6	Japan	33	2.8%
7	Norway	16	1.4%
8	Ukraine	14	1.2%
9	Korea, Republic of	11	0.9%
10	Egypt	11	0.9%
11	Canada	11	0.9%
12	Australia	7	0.6%
13	Cyprus	6	0.5%
14	Kenya	6	0.5%
15	India	6	0.5%
16	Turkey	6	0.5%
17	United Kingdom	5	0.4%
18	Ireland	4	0.3%
19	Cameroon	4	0.3%
20	Singapore	3	0.3%
21	Philippines	2	0.2%
22	Portugal	2	0.2%
23	Taiwan	2	0.2%
24	Argentina	2	0.2%
25	Ethiopia	2	0.2%
26	Italy	2	0.2%
27	Indonesia	2	0.2%
28	Hong Kong	2	0.2%
29	Thailand	1	0.1%
30	Russia	1	0.1%
31	Spain	1	0.1%
32	Pakistan	1	0.1%