Rank	Countries/Territories	Count	Percent
1	United States	419	35.6%
2	China	342	29.1%
3	Germany	136	11.6%
4	Japan	33	2.8%
5	Netherlands	31	2.6%
6	France	30	2.5%
7	Australia	15	1.3%
8	Singapore	14	1.2%
9	United Kingdom	13	1.1%
10	Korea, Republic of	12	1%
11	Brazil	11	0.9%
12	India	11	0.9%
13	Spain	10	0.8%
14	Hong Kong	9	0.8%
15	Canada	8	0.7%
16	Sweden	8	0.7%
17	Poland	7	0.6%
18	Cyprus	6	0.5%
19	Denmark	6	0.5%
20	Taiwan	5	0.4%
21	Turkey	5	0.4%
22	Ukraine	5	0.4%
23	Lithuania	4	0.3%
24	Bangladesh	4	0.3%
25	Czech Republic	3	0.3%
26	Italy	3	0.3%
27	Russia	3	0.3%
28	Sierra Leone	3	0.3%
29	Slovenia	2	0.2%
30	Thailand	2	0.2%
31	Jordan	2	0.2%
32	Portugal	2	0.2%
33	Romania	2	0.2%
34	Norway	2	0.2%
35	Argentina	2	0.2%
36	Greece	2	0.2%
37	Egypt	2	0.2%
38	Viet Nam	2	0.2%
39	Iran, Islamic Republic of	1	0.1%