Rank	Countries/Territories	Count	Percent
1	United States	405	44.8%
2	China	267	29.5%
3	Germany	101	11.2%
4	France	23	2.5%
5	Netherlands	14	1.5%
6	Japan	11	1.2%
7	Ukraine	11	1.2%
8	India	8	0.9%
9	United Kingdom	7	0.8%
10	Cyprus	5	0.6%
11	Canada	5	0.6%
12	Singapore	4	0.4%
13	Turkey	4	0.4%
14	Taiwan	3	0.3%
15	Russia	3	0.3%
16	Australia	3	0.3%
17	Bangladesh	2	0.2%
18	Costa Rica	2	0.2%
19	Iran, Islamic Republic of	2	0.2%
20	Hong Kong	2	0.2%
21	Latvia	2	0.2%
22	Mexico	2	0.2%
23	Peru	2	0.2%
24	Philippines	1	0.1%
25	Poland	1	0.1%
26	Norway	1	0.1%
27	Pakistan	1	0.1%
28	Nepal	1	0.1%
29	Saudi Arabia	1	0.1%
30	Sweden	1	0.1%
31	Switzerland	1	0.1%
32	Syrian Arab Republic	1	0.1%
33	Ghana	1	0.1%
34	Greece	1	0.1%
35	Ireland	1	0.1%
36	Italy	1	0.1%
37	Indonesia	1	0.1%
38	Denmark	1	0.1%
39	Azerbaijan	1	0.1%