Rank	Countries/Territories	Count	Percent
1	United States	438	35.2%
2	China	370	29.7%
3	Germany	145	11.6%
4	France	35	2.8%
5	Japan	33	2.7%
6	Netherlands	31	2.5%
7	Australia	15	1.2%
8	Singapore	14	1.1%
9	United Kingdom	13	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	0.7%
15	Canada	8	0.6%
16	Sweden	8	0.6%
17	Poland	7	0.6%
18	Cyprus	7	0.6%
19		6	0.5%
20	Denmark	6	0.5%
21	Taiwan	5	0.4%
22	Turkey	5	0.4%
23	Ukraine	5	0.4%
24	Lithuania	4	0.3%
25	Bangladesh	4	0.3%
26	Czech Republic	3	0.2%
27	Russia	3	0.2%
28	Sierra Leone	3	0.2%
29	Italy	3	0.2%
30	Viet Nam	2	0.2%
31	Slovenia	2	0.2%
32	Thailand	2	0.2%
33	Jordan	2	0.2%
34	Portugal	2	0.2%
35	Romania	2	0.2%
36	Norway	2	0.2%
37	Argentina	2	0.2%
38	Egypt	2	0.2%
39	Greece	2	0.2%
40	Iran, Islamic Republic of	1	0.1%