Rank	Countries/Territories	Count	Percent
1	China	272	33.2%
2	United States	261	31.8%
3	Germany	75	9.1%
4	Netherlands	45	5.5%
5	Ireland	37	4.5%
6	Japan	15	1.8%
7	Iran, Islamic Republic of	14	1.7%
8	India	10	1.2%
9	France	8	1%
10	Cyprus	7	0.9%
11	Ukraine	6	0.7%
12	United Kingdom	6	0.7%
13	Philippines	5	0.6%
14	Korea, Republic of	5	0.6%
15	Iraq	4	0.5%
16	Turkey	4	0.5%
17	Switzerland	3	0.4%
18	Pakistan	3	0.4%
19	Poland	3	0.4%
20	New Zealand	3	0.4%
21	Latvia	3	0.4%
22	Moldova, Republic of	3	0.4%
23	Argentina	3	0.4%
24	Bangladesh	3	0.4%
25	Canada	3	0.4%
26	Australia	2	0.2%
27	Egypt	2	0.2%
28	Ghana	2	0.2%
29	Hong Kong	2	0.2%
30	Mongolia	2	0.2%
31	Romania	2	0.2%
32	Russia	2	0.2%
33	Singapore	1	0.1%
34	Nigeria	1	0.1%
35	Norway	1	0.1%
36	Palestine, State of	1	0.1%
37	Morocco	1	0.1%